Definition of undetectable in English:

undetectable

adjectiveʌndɪˈtɛktəb(ə)lˌəndəˈtɛktəb(ə)l

Not able to be detected.
觉察不到的；探测不到的
in the other two patients the antibodies were undetectable after one year
a virtually undetectable particle
Example sentencesExamples
- Then, slightly with a barely undetectable motion, she ran her fingertips across his neck.
- His eyes met mine in the rearview mirror… and lingered there, casting me a small undetectable smile.
- Rootkits are the ultimate backdoor, giving hackers ongoing and virtually undetectable access to the systems they exploit.
- The extra risk of developing cancer from low doses of ionising radiation is so small that it is undetectable in the population.
- Further, if they are undetectable by their taste, smell, or colour their attractiveness as poisons is enhanced.
- Carbon monoxide is undetectable by the human senses: it is colourless, odourless, and tasteless.
- It can often be dissolved in a drink and is undetectable.
- He shrugged, and his eyes glimmered slightly with an undetectable sadness.
- And there's another sound, too: a low, whispering rumble, almost undetectable.
- I was beginning to get a little carsick, when we stopped with a slightly, almost undetectable, jerk.
- In doing so, he introduced an almost totally undetectable back door into the system
- In four months of observation, this orbital movement would be so slight as to be undetectable from Earth.
- Harmless and humane, the cats simply don't like the sound, which is undetectable to the human ear.
- ‘You could have fraud on a scale never seen before, and it will be completely undetectable,’ he said.
- Both believed they were using an undetectable drug and would never be caught.
- The word on the street is the drug dealer is about to import a huge quantity of altered cocaine that is undetectable to drug sniffer dogs.
- The company claims this process takes just microseconds, making lag undetectable.
- He didn't hear what the soldier said, it was in a low whisper that was undetectable from his position in the room.
- Even if such a phenomenon were to exist, it would generally be considered to be undetectable by available statistical methods.
- An isolated black hole is, of course, undetectable, except by its gravitational pull - the way it distorts space in its vicinity.
Synonyms
unnoticeable, imperceptible, invisible, inaudible, odorless, subtle, faint, obscure
tiny, minute, infinitesimal

Derivatives

undetectability

nounʌndɪtɛktəˈbɪlɪti

The main conditions in controlling the systems include high stability, continuity, speed and undetectability.
Example sentencesExamples
- The functional qualities of such a combat system should be intellect, organization, manageability, observation capability, undetectability, the ability to stand up in combat, and combat capabilities.

undetectably

adverb

Organised criminals sitting undetectably in unstable countries half way around the globe do this routinely, and nobody can find who they are, or where they are.
Example sentencesExamples
- Watching them stand, poker-faced, swaying almost undetectably from side to side, while singing, ‘I'm the operator with my pocket calculator’ instilled a kind of hypnotic glee in me.
- The current, which had undetectably aided our outward journey, had now begun to increase as we worked our way back along the upper part of the deck, making use of deck fittings and railings to ease our progress.
- Ryan continued to stare, without blinking, shaking his head almost undetectably; Greg also stared for a moment, but soon lost interest, and turned back to me.
- Imagine we discovered that there were telepaths living among us, people who could undetectably read our minds, in a way that we couldn't block.

Definition of undetectable in US English:

undetectable

adjectiveˌəndəˈtektəb(ə)lˌəndəˈtɛktəb(ə)l

Not able to be detected.
觉察不到的；探测不到的
Example sentencesExamples
- And there's another sound, too: a low, whispering rumble, almost undetectable.
- The company claims this process takes just microseconds, making lag undetectable.
- An isolated black hole is, of course, undetectable, except by its gravitational pull - the way it distorts space in its vicinity.
- Both believed they were using an undetectable drug and would never be caught.
- He shrugged, and his eyes glimmered slightly with an undetectable sadness.
- Further, if they are undetectable by their taste, smell, or colour their attractiveness as poisons is enhanced.
- The extra risk of developing cancer from low doses of ionising radiation is so small that it is undetectable in the population.
- It can often be dissolved in a drink and is undetectable.
- Then, slightly with a barely undetectable motion, she ran her fingertips across his neck.
- In four months of observation, this orbital movement would be so slight as to be undetectable from Earth.
- His eyes met mine in the rearview mirror… and lingered there, casting me a small undetectable smile.
- Carbon monoxide is undetectable by the human senses: it is colourless, odourless, and tasteless.
- Even if such a phenomenon were to exist, it would generally be considered to be undetectable by available statistical methods.
- Rootkits are the ultimate backdoor, giving hackers ongoing and virtually undetectable access to the systems they exploit.
- Harmless and humane, the cats simply don't like the sound, which is undetectable to the human ear.
- In doing so, he introduced an almost totally undetectable back door into the system
- The word on the street is the drug dealer is about to import a huge quantity of altered cocaine that is undetectable to drug sniffer dogs.
- I was beginning to get a little carsick, when we stopped with a slightly, almost undetectable, jerk.
- ‘You could have fraud on a scale never seen before, and it will be completely undetectable,’ he said.
- He didn't hear what the soldier said, it was in a low whisper that was undetectable from his position in the room.
Synonyms
unnoticeable, imperceptible, invisible, inaudible, odorless, subtle, faint, obscure

词汇	undetectable
释义	Definition of undetectable in English: undetectable adjectiveʌndɪˈtɛktəb(ə)lˌəndəˈtɛktəb(ə)l Not able to be detected. 觉察不到的；探测不到的 in the other two patients the antibodies were undetectable after one year a virtually undetectable particle Example sentencesExamples Then, slightly with a barely undetectable motion, she ran her fingertips across his neck. His eyes met mine in the rearview mirror… and lingered there, casting me a small undetectable smile. Rootkits are the ultimate backdoor, giving hackers ongoing and virtually undetectable access to the systems they exploit. The extra risk of developing cancer from low doses of ionising radiation is so small that it is undetectable in the population. Further, if they are undetectable by their taste, smell, or colour their attractiveness as poisons is enhanced. Carbon monoxide is undetectable by the human senses: it is colourless, odourless, and tasteless. It can often be dissolved in a drink and is undetectable. He shrugged, and his eyes glimmered slightly with an undetectable sadness. And there's another sound, too: a low, whispering rumble, almost undetectable. I was beginning to get a little carsick, when we stopped with a slightly, almost undetectable, jerk. In doing so, he introduced an almost totally undetectable back door into the system In four months of observation, this orbital movement would be so slight as to be undetectable from Earth. Harmless and humane, the cats simply don't like the sound, which is undetectable to the human ear. ‘You could have fraud on a scale never seen before, and it will be completely undetectable,’ he said. Both believed they were using an undetectable drug and would never be caught. The word on the street is the drug dealer is about to import a huge quantity of altered cocaine that is undetectable to drug sniffer dogs. The company claims this process takes just microseconds, making lag undetectable. He didn't hear what the soldier said, it was in a low whisper that was undetectable from his position in the room. Even if such a phenomenon were to exist, it would generally be considered to be undetectable by available statistical methods. An isolated black hole is, of course, undetectable, except by its gravitational pull - the way it distorts space in its vicinity. Synonyms unnoticeable, imperceptible, invisible, inaudible, odorless, subtle, faint, obscure tiny, minute, infinitesimal Derivatives undetectability nounʌndɪtɛktəˈbɪlɪti The main conditions in controlling the systems include high stability, continuity, speed and undetectability. Example sentencesExamples The functional qualities of such a combat system should be intellect, organization, manageability, observation capability, undetectability, the ability to stand up in combat, and combat capabilities. undetectably adverb Organised criminals sitting undetectably in unstable countries half way around the globe do this routinely, and nobody can find who they are, or where they are. Example sentencesExamples Watching them stand, poker-faced, swaying almost undetectably from side to side, while singing, ‘I'm the operator with my pocket calculator’ instilled a kind of hypnotic glee in me. The current, which had undetectably aided our outward journey, had now begun to increase as we worked our way back along the upper part of the deck, making use of deck fittings and railings to ease our progress. Ryan continued to stare, without blinking, shaking his head almost undetectably; Greg also stared for a moment, but soon lost interest, and turned back to me. Imagine we discovered that there were telepaths living among us, people who could undetectably read our minds, in a way that we couldn't block. Definition of undetectable in US English: undetectable adjectiveˌəndəˈtektəb(ə)lˌəndəˈtɛktəb(ə)l Not able to be detected. 觉察不到的；探测不到的 Example sentencesExamples And there's another sound, too: a low, whispering rumble, almost undetectable. The company claims this process takes just microseconds, making lag undetectable. An isolated black hole is, of course, undetectable, except by its gravitational pull - the way it distorts space in its vicinity. Both believed they were using an undetectable drug and would never be caught. He shrugged, and his eyes glimmered slightly with an undetectable sadness. Further, if they are undetectable by their taste, smell, or colour their attractiveness as poisons is enhanced. The extra risk of developing cancer from low doses of ionising radiation is so small that it is undetectable in the population. It can often be dissolved in a drink and is undetectable. Then, slightly with a barely undetectable motion, she ran her fingertips across his neck. In four months of observation, this orbital movement would be so slight as to be undetectable from Earth. His eyes met mine in the rearview mirror… and lingered there, casting me a small undetectable smile. Carbon monoxide is undetectable by the human senses: it is colourless, odourless, and tasteless. Even if such a phenomenon were to exist, it would generally be considered to be undetectable by available statistical methods. Rootkits are the ultimate backdoor, giving hackers ongoing and virtually undetectable access to the systems they exploit. Harmless and humane, the cats simply don't like the sound, which is undetectable to the human ear. In doing so, he introduced an almost totally undetectable back door into the system The word on the street is the drug dealer is about to import a huge quantity of altered cocaine that is undetectable to drug sniffer dogs. I was beginning to get a little carsick, when we stopped with a slightly, almost undetectable, jerk. ‘You could have fraud on a scale never seen before, and it will be completely undetectable,’ he said. He didn't hear what the soldier said, it was in a low whisper that was undetectable from his position in the room. Synonyms unnoticeable, imperceptible, invisible, inaudible, odorless, subtle, faint, obscure
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