Definition of lifetime in English:

lifetime

noun ˈlʌɪftʌɪmˈlaɪfˌtaɪm

1The duration of a person's life.
（人的）一生，毕生
a reward for a lifetime's work
对毕生工作的回报。
Example sentencesExamples
- Some healthcare providers indicate that they will archive medical records for a person's lifetime plus seven years.
- The 2004 data also show that lifetime inhalant use for eighth graders increased significantly.
- The man looked at me, the second seeming to last a whole lifetime.
- Our wars have taken from us the men and women we honor today and every hour of the lifetimes they had hoped to live.
- But, in imposing the lifetime ban, the chairman of the bench said the measure was necessary to protect other animals.
- Although this may seem steep, you are benefiting from a lifetime of experience.
- Facing greater competition, employers have eliminated lifetime employment guarantees to managers and professionals and reduced salaries.
- How can they be swimming lifetime bests so late in the game?
- They destroyed a lifetime's work and thousands of pounds worth of gardening equipment.
- And he said he was thrilled to be nominated for the lifetime achievement award.
- He has given a lifetime of service to Ireland, and made huge sacrifices.
- Representing such a lifetime's work on a single disc is a near impossible task.
- Detention without any charges and without any court review can last an entire lifetime.
- She gave a lifetime of service to the nursing profession and her community.
- Yet they appreciate that each has had a lifetime's worth of rich experiences while they were apart.
- Both authors combine a lifetime of clinical experience with a keen interest in research methodology.
- Only in this case, the midlife crisis lasted the entire lifetime, not just in the middle.
- If not, he's faced with undoing a lifetime's worth of assumptions.
- Most medieval people lived out their short lifetimes within a radius of fifty miles of their birthplace.
- Still we manage to spend whole lifetimes together based on such understandings.
Synonyms
lifespan, life, days, duration of life, allotted span, course of life, time on earth, existence, one's time, one's career, one's threescore years and ten, this mortal coil
informal one's born days
1. 1.1 The duration of a thing's existence or usefulness.
  （事物的）存在期；有效期；使用寿命
  fifteen shops closed during the lifetime of the scheme
  Example sentencesExamples
  Nuclear is megalithic in its production capacity and timescales - reactor commissioning can take ten years or more, with reactor lifetimes of decades followed by expensive decommissioning.
  Also, among birds their migration route is a round-trip one, which they make more than once in their lifetimes, while for the monarch it is strictly a one-way trip for each butterfly.
  The novelty-averse rats commonly lived about 600 days, compared with 700-day lifetimes for the bolder rats.
  We measured the chlorophyll fluorescence lifetimes of barley leaves preheated to selected temperatures corresponding to important points in the FTC.
  Fig. 9 shows the average hydrogen bond lifetimes of each amino acid in the sampled peptides.
  His point, a valid one, is that clinical trials have tended to get longer, larger, and more expensive, while patent lifetimes aren't changing.
  This is a good thing because it probably extends the expected lifetime of the drives significantly.
  As before, these costs are for 30-year project lifetimes discounted at a 4% real interest rate.
  But in the new economy, 10 years is like 10 lifetimes.
  This cemented its leadership in the industry for six years - several lifetimes in the world of high tech - and in the process made personal computers a reality for the home user.
  The potential for improved radiation resistance of thin-film solar cells relative to single-crystal cells could extend the mission lifetimes substantially.
  Today, at the start of the 21st century, human lifetimes are being extended while the lifetimes of new technologies are becoming shorter and shorter.
  One would expect that a single tryptophan residue should have only one excited state lifetime.
  Now they're held by big corporates, and often extended beyond the lifetime of the product.
  Bond lifetimes were measured directly, and rupture force calculated from the trap stiffness.
  An individual base pair has an average lifetime in the range of 10 seconds.
  Binding of phenol to one site extends the lifetime of the other two in the trimer.
  Then, they make sure those roofs get the attention they deserve to extend their useful lifetimes.
  Pitting allows atomic oxygen, present in low Earth orbits, to react with an exposed surface, causing corrosion and reducing the serviceable lifetimes of satellites.
  In the above example, the data compromised at least two populations of dwell-times with the mean lifetimes separated by about an order of magnitude.
  Synonyms
  duration, life, active life, existence, life expectancy, functioning period, period of effectiveness/usefulness/validity/efficacy
2. 1.2informal A very long period of time.
  five weeks was a lifetime, anything could have happened
  五个星期简直就是漫长的一生，什么事情都已可能发生。
  Example sentencesExamples
  It took a lifetime for the elevator doors to open on my floor, and it took another lifetime to walk to my apartment door.
  Synonyms
  all one's life, a very long time, an eternity
  hours, days, months, years, aeons, hours/days/months on end
  informal ages (and ages), an age

Phrases

once in a lifetime

(of a chance or experience) unlikely to occur more than once in a person's life.
（机会，经历）终生难遇的，一生只有一回的
being part of the Commonwealth Games has been a once in a lifetime experience
Example sentencesExamples
- It's a once in a lifetime moment and a New Zealander has never won before.
- This is a once in a lifetime chance to change the future of this part of the county.
- Perhaps once in a lifetime, if we are very lucky, our paths may cross with someone who is destined to make an enormous change in our lives.
- It's going to be a once in a lifetime event to raise money for the tragedy.
- For many girls the tournament was a once in a lifetime opportunity.
- This trip is a once in a lifetime experience.

of a lifetime

(of a chance or experience) such as does not occur more than once in a person's life.
（机会，经历）终生难遇的，一生只有一回的
because of Frankie she had rejected the opportunity of a lifetime
都是因为弗兰克，她才放弃了千载难逢的机会。
Example sentencesExamples
- It was an opportunity of a lifetime and I was really pleased to have the chance to meet him.
- Add the famous French cheese and wine to the platter and one can experience the meal of a lifetime.
- At once terrifying and thrilling, many would consider a parachute jump to be the experience of a lifetime.
- It is a dilemma which is denying promising competitors the chance of a lifetime, and has even divided families.
- Two Mayo people had what can only be described as the most emotional experience of a lifetime.
- This is the chance of a lifetime and sentiment cannot get in the way.
- I wanted to go on the adventure of a lifetime and remember this experience.
- You will have the experience of a lifetime and we will make you and yours more than welcome on your return.
- Budding young thespians auditioned for the chance of a trip of a lifetime to Italy.
- Patrons will have the opportunity to win a holiday of a lifetime for two people in Cuba.

Definition of lifetime in US English:

lifetime

nounˈlīfˌtīmˈlaɪfˌtaɪm

1The duration of a person's life.
（人的）一生，毕生
a reward for a lifetime's work
对毕生工作的回报。
Example sentencesExamples
- Facing greater competition, employers have eliminated lifetime employment guarantees to managers and professionals and reduced salaries.
- If not, he's faced with undoing a lifetime's worth of assumptions.
- They destroyed a lifetime's work and thousands of pounds worth of gardening equipment.
- Some healthcare providers indicate that they will archive medical records for a person's lifetime plus seven years.
- The man looked at me, the second seeming to last a whole lifetime.
- He has given a lifetime of service to Ireland, and made huge sacrifices.
- Although this may seem steep, you are benefiting from a lifetime of experience.
- Representing such a lifetime's work on a single disc is a near impossible task.
- How can they be swimming lifetime bests so late in the game?
- Most medieval people lived out their short lifetimes within a radius of fifty miles of their birthplace.
- Our wars have taken from us the men and women we honor today and every hour of the lifetimes they had hoped to live.
- Only in this case, the midlife crisis lasted the entire lifetime, not just in the middle.
- She gave a lifetime of service to the nursing profession and her community.
- Both authors combine a lifetime of clinical experience with a keen interest in research methodology.
- Detention without any charges and without any court review can last an entire lifetime.
- But, in imposing the lifetime ban, the chairman of the bench said the measure was necessary to protect other animals.
- And he said he was thrilled to be nominated for the lifetime achievement award.
- The 2004 data also show that lifetime inhalant use for eighth graders increased significantly.
- Still we manage to spend whole lifetimes together based on such understandings.
- Yet they appreciate that each has had a lifetime's worth of rich experiences while they were apart.
Synonyms
lifespan, life, days, duration of life, allotted span, course of life, time on earth, existence, one's time, one's career, one's threescore years and ten, this mortal coil
1. 1.1 The duration of a thing's existence or usefulness.
  （事物的）存在期；有效期；使用寿命
  a plan to extend the lifetime of satellites
  Example sentencesExamples
  Also, among birds their migration route is a round-trip one, which they make more than once in their lifetimes, while for the monarch it is strictly a one-way trip for each butterfly.
  As before, these costs are for 30-year project lifetimes discounted at a 4% real interest rate.
  This is a good thing because it probably extends the expected lifetime of the drives significantly.
  Fig. 9 shows the average hydrogen bond lifetimes of each amino acid in the sampled peptides.
  Then, they make sure those roofs get the attention they deserve to extend their useful lifetimes.
  The potential for improved radiation resistance of thin-film solar cells relative to single-crystal cells could extend the mission lifetimes substantially.
  We measured the chlorophyll fluorescence lifetimes of barley leaves preheated to selected temperatures corresponding to important points in the FTC.
  The novelty-averse rats commonly lived about 600 days, compared with 700-day lifetimes for the bolder rats.
  Nuclear is megalithic in its production capacity and timescales - reactor commissioning can take ten years or more, with reactor lifetimes of decades followed by expensive decommissioning.
  Now they're held by big corporates, and often extended beyond the lifetime of the product.
  An individual base pair has an average lifetime in the range of 10 seconds.
  Pitting allows atomic oxygen, present in low Earth orbits, to react with an exposed surface, causing corrosion and reducing the serviceable lifetimes of satellites.
  But in the new economy, 10 years is like 10 lifetimes.
  Binding of phenol to one site extends the lifetime of the other two in the trimer.
  One would expect that a single tryptophan residue should have only one excited state lifetime.
  Today, at the start of the 21st century, human lifetimes are being extended while the lifetimes of new technologies are becoming shorter and shorter.
  His point, a valid one, is that clinical trials have tended to get longer, larger, and more expensive, while patent lifetimes aren't changing.
  Bond lifetimes were measured directly, and rupture force calculated from the trap stiffness.
  This cemented its leadership in the industry for six years - several lifetimes in the world of high tech - and in the process made personal computers a reality for the home user.
  In the above example, the data compromised at least two populations of dwell-times with the mean lifetimes separated by about an order of magnitude.
  Synonyms
  duration, life, active life, existence, life expectancy, functioning period, period of effectiveness, period of efficacy, period of usefulness, period of validity
2. 1.2informal Used to express the view that a period is very long.
  〈非正式〉漫长的一段时间
  five weeks was a lifetime, and anything could have happened
  五个星期简直就是漫长的一生，什么事情都已可能发生。
  Example sentencesExamples
  It took a lifetime for the elevator doors to open on my floor, and it took another lifetime to walk to my apartment door.
  Synonyms
  all one's life, a very long time, an eternity

Phrases

of a lifetime

(of a chance or experience) such as does not occur more than once in a person's life.
（机会，经历）终生难遇的，一生只有一回的
because of Frankie she had rejected the opportunity of a lifetime
都是因为弗兰克，她才放弃了千载难逢的机会。
Example sentencesExamples
- Two Mayo people had what can only be described as the most emotional experience of a lifetime.
- It was an opportunity of a lifetime and I was really pleased to have the chance to meet him.
- At once terrifying and thrilling, many would consider a parachute jump to be the experience of a lifetime.
- Add the famous French cheese and wine to the platter and one can experience the meal of a lifetime.
- Patrons will have the opportunity to win a holiday of a lifetime for two people in Cuba.
- This is the chance of a lifetime and sentiment cannot get in the way.
- It is a dilemma which is denying promising competitors the chance of a lifetime, and has even divided families.
- I wanted to go on the adventure of a lifetime and remember this experience.
- Budding young thespians auditioned for the chance of a trip of a lifetime to Italy.
- You will have the experience of a lifetime and we will make you and yours more than welcome on your return.

词汇	lifetime
释义	Definition of lifetime in English: lifetime noun ˈlʌɪftʌɪmˈlaɪfˌtaɪm 1The duration of a person's life. （人的）一生，毕生 a reward for a lifetime's work 对毕生工作的回报。 Example sentencesExamples Some healthcare providers indicate that they will archive medical records for a person's lifetime plus seven years. The 2004 data also show that lifetime inhalant use for eighth graders increased significantly. The man looked at me, the second seeming to last a whole lifetime. Our wars have taken from us the men and women we honor today and every hour of the lifetimes they had hoped to live. But, in imposing the lifetime ban, the chairman of the bench said the measure was necessary to protect other animals. Although this may seem steep, you are benefiting from a lifetime of experience. Facing greater competition, employers have eliminated lifetime employment guarantees to managers and professionals and reduced salaries. How can they be swimming lifetime bests so late in the game? They destroyed a lifetime's work and thousands of pounds worth of gardening equipment. And he said he was thrilled to be nominated for the lifetime achievement award. He has given a lifetime of service to Ireland, and made huge sacrifices. Representing such a lifetime's work on a single disc is a near impossible task. Detention without any charges and without any court review can last an entire lifetime. She gave a lifetime of service to the nursing profession and her community. Yet they appreciate that each has had a lifetime's worth of rich experiences while they were apart. Both authors combine a lifetime of clinical experience with a keen interest in research methodology. Only in this case, the midlife crisis lasted the entire lifetime, not just in the middle. If not, he's faced with undoing a lifetime's worth of assumptions. Most medieval people lived out their short lifetimes within a radius of fifty miles of their birthplace. Still we manage to spend whole lifetimes together based on such understandings. Synonyms lifespan, life, days, duration of life, allotted span, course of life, time on earth, existence, one's time, one's career, one's threescore years and ten, this mortal coil informal one's born days 1.1 The duration of a thing's existence or usefulness. （事物的）存在期；有效期；使用寿命 fifteen shops closed during the lifetime of the scheme Example sentencesExamples Nuclear is megalithic in its production capacity and timescales - reactor commissioning can take ten years or more, with reactor lifetimes of decades followed by expensive decommissioning. Also, among birds their migration route is a round-trip one, which they make more than once in their lifetimes, while for the monarch it is strictly a one-way trip for each butterfly. The novelty-averse rats commonly lived about 600 days, compared with 700-day lifetimes for the bolder rats. We measured the chlorophyll fluorescence lifetimes of barley leaves preheated to selected temperatures corresponding to important points in the FTC. Fig. 9 shows the average hydrogen bond lifetimes of each amino acid in the sampled peptides. His point, a valid one, is that clinical trials have tended to get longer, larger, and more expensive, while patent lifetimes aren't changing. This is a good thing because it probably extends the expected lifetime of the drives significantly. As before, these costs are for 30-year project lifetimes discounted at a 4% real interest rate. But in the new economy, 10 years is like 10 lifetimes. This cemented its leadership in the industry for six years - several lifetimes in the world of high tech - and in the process made personal computers a reality for the home user. The potential for improved radiation resistance of thin-film solar cells relative to single-crystal cells could extend the mission lifetimes substantially. Today, at the start of the 21st century, human lifetimes are being extended while the lifetimes of new technologies are becoming shorter and shorter. One would expect that a single tryptophan residue should have only one excited state lifetime. Now they're held by big corporates, and often extended beyond the lifetime of the product. Bond lifetimes were measured directly, and rupture force calculated from the trap stiffness. An individual base pair has an average lifetime in the range of 10 seconds. Binding of phenol to one site extends the lifetime of the other two in the trimer. Then, they make sure those roofs get the attention they deserve to extend their useful lifetimes. Pitting allows atomic oxygen, present in low Earth orbits, to react with an exposed surface, causing corrosion and reducing the serviceable lifetimes of satellites. In the above example, the data compromised at least two populations of dwell-times with the mean lifetimes separated by about an order of magnitude. Synonyms duration, life, active life, existence, life expectancy, functioning period, period of effectiveness/usefulness/validity/efficacy 1.2informal A very long period of time. five weeks was a lifetime, anything could have happened 五个星期简直就是漫长的一生，什么事情都已可能发生。 Example sentencesExamples It took a lifetime for the elevator doors to open on my floor, and it took another lifetime to walk to my apartment door. Synonyms all one's life, a very long time, an eternity hours, days, months, years, aeons, hours/days/months on end informal ages (and ages), an age Phrases once in a lifetime (of a chance or experience) unlikely to occur more than once in a person's life. （机会，经历）终生难遇的，一生只有一回的 being part of the Commonwealth Games has been a once in a lifetime experience Example sentencesExamples It's a once in a lifetime moment and a New Zealander has never won before. This is a once in a lifetime chance to change the future of this part of the county. Perhaps once in a lifetime, if we are very lucky, our paths may cross with someone who is destined to make an enormous change in our lives. It's going to be a once in a lifetime event to raise money for the tragedy. For many girls the tournament was a once in a lifetime opportunity. This trip is a once in a lifetime experience. of a lifetime (of a chance or experience) such as does not occur more than once in a person's life. （机会，经历）终生难遇的，一生只有一回的 because of Frankie she had rejected the opportunity of a lifetime 都是因为弗兰克，她才放弃了千载难逢的机会。 Example sentencesExamples It was an opportunity of a lifetime and I was really pleased to have the chance to meet him. Add the famous French cheese and wine to the platter and one can experience the meal of a lifetime. At once terrifying and thrilling, many would consider a parachute jump to be the experience of a lifetime. It is a dilemma which is denying promising competitors the chance of a lifetime, and has even divided families. Two Mayo people had what can only be described as the most emotional experience of a lifetime. This is the chance of a lifetime and sentiment cannot get in the way. I wanted to go on the adventure of a lifetime and remember this experience. You will have the experience of a lifetime and we will make you and yours more than welcome on your return. Budding young thespians auditioned for the chance of a trip of a lifetime to Italy. Patrons will have the opportunity to win a holiday of a lifetime for two people in Cuba. noun.1 phr. Definition of lifetime in US English: lifetime nounˈlīfˌtīmˈlaɪfˌtaɪm 1The duration of a person's life. （人的）一生，毕生 a reward for a lifetime's work 对毕生工作的回报。 Example sentencesExamples Facing greater competition, employers have eliminated lifetime employment guarantees to managers and professionals and reduced salaries. If not, he's faced with undoing a lifetime's worth of assumptions. They destroyed a lifetime's work and thousands of pounds worth of gardening equipment. Some healthcare providers indicate that they will archive medical records for a person's lifetime plus seven years. The man looked at me, the second seeming to last a whole lifetime. He has given a lifetime of service to Ireland, and made huge sacrifices. Although this may seem steep, you are benefiting from a lifetime of experience. Representing such a lifetime's work on a single disc is a near impossible task. How can they be swimming lifetime bests so late in the game? Most medieval people lived out their short lifetimes within a radius of fifty miles of their birthplace. Our wars have taken from us the men and women we honor today and every hour of the lifetimes they had hoped to live. Only in this case, the midlife crisis lasted the entire lifetime, not just in the middle. She gave a lifetime of service to the nursing profession and her community. Both authors combine a lifetime of clinical experience with a keen interest in research methodology. Detention without any charges and without any court review can last an entire lifetime. But, in imposing the lifetime ban, the chairman of the bench said the measure was necessary to protect other animals. And he said he was thrilled to be nominated for the lifetime achievement award. The 2004 data also show that lifetime inhalant use for eighth graders increased significantly. Still we manage to spend whole lifetimes together based on such understandings. Yet they appreciate that each has had a lifetime's worth of rich experiences while they were apart. Synonyms lifespan, life, days, duration of life, allotted span, course of life, time on earth, existence, one's time, one's career, one's threescore years and ten, this mortal coil 1.1 The duration of a thing's existence or usefulness. （事物的）存在期；有效期；使用寿命 a plan to extend the lifetime of satellites Example sentencesExamples Also, among birds their migration route is a round-trip one, which they make more than once in their lifetimes, while for the monarch it is strictly a one-way trip for each butterfly. As before, these costs are for 30-year project lifetimes discounted at a 4% real interest rate. This is a good thing because it probably extends the expected lifetime of the drives significantly. Fig. 9 shows the average hydrogen bond lifetimes of each amino acid in the sampled peptides. Then, they make sure those roofs get the attention they deserve to extend their useful lifetimes. The potential for improved radiation resistance of thin-film solar cells relative to single-crystal cells could extend the mission lifetimes substantially. We measured the chlorophyll fluorescence lifetimes of barley leaves preheated to selected temperatures corresponding to important points in the FTC. The novelty-averse rats commonly lived about 600 days, compared with 700-day lifetimes for the bolder rats. Nuclear is megalithic in its production capacity and timescales - reactor commissioning can take ten years or more, with reactor lifetimes of decades followed by expensive decommissioning. Now they're held by big corporates, and often extended beyond the lifetime of the product. An individual base pair has an average lifetime in the range of 10 seconds. Pitting allows atomic oxygen, present in low Earth orbits, to react with an exposed surface, causing corrosion and reducing the serviceable lifetimes of satellites. But in the new economy, 10 years is like 10 lifetimes. Binding of phenol to one site extends the lifetime of the other two in the trimer. One would expect that a single tryptophan residue should have only one excited state lifetime. Today, at the start of the 21st century, human lifetimes are being extended while the lifetimes of new technologies are becoming shorter and shorter. His point, a valid one, is that clinical trials have tended to get longer, larger, and more expensive, while patent lifetimes aren't changing. Bond lifetimes were measured directly, and rupture force calculated from the trap stiffness. This cemented its leadership in the industry for six years - several lifetimes in the world of high tech - and in the process made personal computers a reality for the home user. In the above example, the data compromised at least two populations of dwell-times with the mean lifetimes separated by about an order of magnitude. Synonyms duration, life, active life, existence, life expectancy, functioning period, period of effectiveness, period of efficacy, period of usefulness, period of validity 1.2informal Used to express the view that a period is very long. 〈非正式〉漫长的一段时间 five weeks was a lifetime, and anything could have happened 五个星期简直就是漫长的一生，什么事情都已可能发生。 Example sentencesExamples It took a lifetime for the elevator doors to open on my floor, and it took another lifetime to walk to my apartment door. Synonyms all one's life, a very long time, an eternity Phrases of a lifetime (of a chance or experience) such as does not occur more than once in a person's life. （机会，经历）终生难遇的，一生只有一回的 because of Frankie she had rejected the opportunity of a lifetime 都是因为弗兰克，她才放弃了千载难逢的机会。 Example sentencesExamples Two Mayo people had what can only be described as the most emotional experience of a lifetime. It was an opportunity of a lifetime and I was really pleased to have the chance to meet him. At once terrifying and thrilling, many would consider a parachute jump to be the experience of a lifetime. Add the famous French cheese and wine to the platter and one can experience the meal of a lifetime. Patrons will have the opportunity to win a holiday of a lifetime for two people in Cuba. This is the chance of a lifetime and sentiment cannot get in the way. It is a dilemma which is denying promising competitors the chance of a lifetime, and has even divided families. I wanted to go on the adventure of a lifetime and remember this experience. Budding young thespians auditioned for the chance of a trip of a lifetime to Italy. You will have the experience of a lifetime and we will make you and yours more than welcome on your return. noun.1 phr.
随便看	Post, Emily post entry post-entry poster poster board poster boy poster child poster children poster color poster colour postered poste restante poster girl posteriad posterial postering postering posterior posterioric posteriorically posteriorities posteriority posteriority posteriorly posteriorly