Definition of critical mass in English:

critical mass

noun

1Physics
The minimum amount of fissile material needed to maintain a nuclear chain reaction.
〔物理〕临界质量
Example sentencesExamples
- As the seventh bucket was poured in the mixture reached critical mass initiating a sustained chain reaction.
- Its basic principle is assembling a critical mass of a radioactive element with properties to spark a swift chain reaction.
- Such explosions are caused by the accumulation of a critical mass of material falling onto the neutron star from a partner.
- Its main task is the enrichment of uranium, which provides critical mass in nuclear devices.
- Just two months earlier, the Observer published internal documents indicating that there had been eight breaches of safety rules intended to prevent critical masses of fissile material being brought together.
2The minimum size or amount of resources required to start or maintain a venture.
〈喻〉（创办或维持风险企业所需的）最小规模（或资源数量）
some of our new industries are now reaching critical mass
Example sentencesExamples
- Perhaps a piecemeal approach prevents many interventions from reaching the required critical mass.
- We had to dominate the top markets to create a critical mass for marketing and achieve economies of scale in advertising.
- To reach a critical mass, we need to take a stand, and we need to awaken our neighbours, our parents, our friends.
- That means that once they reach critical mass, their profit margins fatten as revenues grow.
- But until the market reaches a critical mass, dealers have to turn to other revenue streams to keep going.
- The shorter the time you need to reach that critical mass of users, the sooner your site pays off.
- As long as you have less than the critical mass of material, nothing happens.
- Stephens said the company is talking to a number of larger domain name registrars about using their services as a channel to reach the required critical mass of customers.
- It's been a long time coming, but it seems like the British blogging scene is finally starting to reach critical mass.
- Taken together, the surveys point to the need for critical masses to be present in order for development to proceed.
- Some technologies reach a critical mass of adoption in a short period of time and are great market successes.
- Until it reaches the critical mass it's aiming for, it won't take the risk of participating in government down here.
- The multicultural marketplace has reached critical mass, and it requires a new approach.
- Any good movement requires a critical mass.
- Only then did it make the transition from great technology to great technology with a critical mass of users.
- This is even more reason to ensure we create a critical mass in the market place.
- Have you reached a critical mass that creates a marketing momentum of its own?
- Some of our new industries are now reaching critical mass - big enough to matter in the real world.
- It has a roadmap to integrate these to produce something cheaper and smaller, but that first requires a critical mass to justify the investment of course.
- There's a lot of good stuff, but it just hasn't reached a critical mass where it will establish itself in the marketplace.

Definition of critical mass in US English:

critical mass

nounˈˌkrɪdəkəl ˈmæs

1Physics
The minimum amount of fissile material needed to maintain a nuclear chain reaction.
〔物理〕临界质量
Example sentencesExamples
- Such explosions are caused by the accumulation of a critical mass of material falling onto the neutron star from a partner.
- Its basic principle is assembling a critical mass of a radioactive element with properties to spark a swift chain reaction.
- As the seventh bucket was poured in the mixture reached critical mass initiating a sustained chain reaction.
- Just two months earlier, the Observer published internal documents indicating that there had been eight breaches of safety rules intended to prevent critical masses of fissile material being brought together.
- Its main task is the enrichment of uranium, which provides critical mass in nuclear devices.
2The minimum size or amount of something required to start or maintain a venture.
〈喻〉（创办或维持风险企业所需的）最小规模（或资源数量）
a communication system is of no value unless there is a critical mass of users
除非有足够数量的用户，否则通信系统就没有价值。
Example sentencesExamples
- That means that once they reach critical mass, their profit margins fatten as revenues grow.
- There's a lot of good stuff, but it just hasn't reached a critical mass where it will establish itself in the marketplace.
- It has a roadmap to integrate these to produce something cheaper and smaller, but that first requires a critical mass to justify the investment of course.
- Have you reached a critical mass that creates a marketing momentum of its own?
- But until the market reaches a critical mass, dealers have to turn to other revenue streams to keep going.
- Perhaps a piecemeal approach prevents many interventions from reaching the required critical mass.
- Until it reaches the critical mass it's aiming for, it won't take the risk of participating in government down here.
- As long as you have less than the critical mass of material, nothing happens.
- The shorter the time you need to reach that critical mass of users, the sooner your site pays off.
- Some of our new industries are now reaching critical mass - big enough to matter in the real world.
- Some technologies reach a critical mass of adoption in a short period of time and are great market successes.
- Only then did it make the transition from great technology to great technology with a critical mass of users.
- Stephens said the company is talking to a number of larger domain name registrars about using their services as a channel to reach the required critical mass of customers.
- We had to dominate the top markets to create a critical mass for marketing and achieve economies of scale in advertising.
- The multicultural marketplace has reached critical mass, and it requires a new approach.
- To reach a critical mass, we need to take a stand, and we need to awaken our neighbours, our parents, our friends.
- Taken together, the surveys point to the need for critical masses to be present in order for development to proceed.
- This is even more reason to ensure we create a critical mass in the market place.
- It's been a long time coming, but it seems like the British blogging scene is finally starting to reach critical mass.
- Any good movement requires a critical mass.

词汇	critical mass
释义	Definition of critical mass in English: critical mass noun 1Physics The minimum amount of fissile material needed to maintain a nuclear chain reaction. 〔物理〕临界质量 Example sentencesExamples As the seventh bucket was poured in the mixture reached critical mass initiating a sustained chain reaction. Its basic principle is assembling a critical mass of a radioactive element with properties to spark a swift chain reaction. Such explosions are caused by the accumulation of a critical mass of material falling onto the neutron star from a partner. Its main task is the enrichment of uranium, which provides critical mass in nuclear devices. Just two months earlier, the Observer published internal documents indicating that there had been eight breaches of safety rules intended to prevent critical masses of fissile material being brought together. 2The minimum size or amount of resources required to start or maintain a venture. 〈喻〉（创办或维持风险企业所需的）最小规模（或资源数量） some of our new industries are now reaching critical mass Example sentencesExamples Perhaps a piecemeal approach prevents many interventions from reaching the required critical mass. We had to dominate the top markets to create a critical mass for marketing and achieve economies of scale in advertising. To reach a critical mass, we need to take a stand, and we need to awaken our neighbours, our parents, our friends. That means that once they reach critical mass, their profit margins fatten as revenues grow. But until the market reaches a critical mass, dealers have to turn to other revenue streams to keep going. The shorter the time you need to reach that critical mass of users, the sooner your site pays off. As long as you have less than the critical mass of material, nothing happens. Stephens said the company is talking to a number of larger domain name registrars about using their services as a channel to reach the required critical mass of customers. It's been a long time coming, but it seems like the British blogging scene is finally starting to reach critical mass. Taken together, the surveys point to the need for critical masses to be present in order for development to proceed. Some technologies reach a critical mass of adoption in a short period of time and are great market successes. Until it reaches the critical mass it's aiming for, it won't take the risk of participating in government down here. The multicultural marketplace has reached critical mass, and it requires a new approach. Any good movement requires a critical mass. Only then did it make the transition from great technology to great technology with a critical mass of users. This is even more reason to ensure we create a critical mass in the market place. Have you reached a critical mass that creates a marketing momentum of its own? Some of our new industries are now reaching critical mass - big enough to matter in the real world. It has a roadmap to integrate these to produce something cheaper and smaller, but that first requires a critical mass to justify the investment of course. There's a lot of good stuff, but it just hasn't reached a critical mass where it will establish itself in the marketplace. Definition of critical mass in US English: critical mass nounˈˌkrɪdəkəl ˈmæs 1Physics The minimum amount of fissile material needed to maintain a nuclear chain reaction. 〔物理〕临界质量 Example sentencesExamples Such explosions are caused by the accumulation of a critical mass of material falling onto the neutron star from a partner. Its basic principle is assembling a critical mass of a radioactive element with properties to spark a swift chain reaction. As the seventh bucket was poured in the mixture reached critical mass initiating a sustained chain reaction. Just two months earlier, the Observer published internal documents indicating that there had been eight breaches of safety rules intended to prevent critical masses of fissile material being brought together. Its main task is the enrichment of uranium, which provides critical mass in nuclear devices. 2The minimum size or amount of something required to start or maintain a venture. 〈喻〉（创办或维持风险企业所需的）最小规模（或资源数量） a communication system is of no value unless there is a critical mass of users 除非有足够数量的用户，否则通信系统就没有价值。 Example sentencesExamples That means that once they reach critical mass, their profit margins fatten as revenues grow. There's a lot of good stuff, but it just hasn't reached a critical mass where it will establish itself in the marketplace. It has a roadmap to integrate these to produce something cheaper and smaller, but that first requires a critical mass to justify the investment of course. Have you reached a critical mass that creates a marketing momentum of its own? But until the market reaches a critical mass, dealers have to turn to other revenue streams to keep going. Perhaps a piecemeal approach prevents many interventions from reaching the required critical mass. Until it reaches the critical mass it's aiming for, it won't take the risk of participating in government down here. As long as you have less than the critical mass of material, nothing happens. The shorter the time you need to reach that critical mass of users, the sooner your site pays off. Some of our new industries are now reaching critical mass - big enough to matter in the real world. Some technologies reach a critical mass of adoption in a short period of time and are great market successes. Only then did it make the transition from great technology to great technology with a critical mass of users. Stephens said the company is talking to a number of larger domain name registrars about using their services as a channel to reach the required critical mass of customers. We had to dominate the top markets to create a critical mass for marketing and achieve economies of scale in advertising. The multicultural marketplace has reached critical mass, and it requires a new approach. To reach a critical mass, we need to take a stand, and we need to awaken our neighbours, our parents, our friends. Taken together, the surveys point to the need for critical masses to be present in order for development to proceed. This is even more reason to ensure we create a critical mass in the market place. It's been a long time coming, but it seems like the British blogging scene is finally starting to reach critical mass. Any good movement requires a critical mass.
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