critical mass

英 [ˌkrɪtɪkl ˈmæs]

美 [ˌkrɪtɪkl ˈmæs]

n.  (核链式反应的)临界质量

电力

牛津词典

noun

• （核链式反应的）临界质量
  the smallest amount of a substance that is needed for a nuclear chain reaction to take place

柯林斯词典

• (核链式反应的)临界质量
  In physics, thecritical massof a substance is the minimum amount of it that is needed for a nuclear chain reaction.
• N-SING (某事发生或继续所需的)足够数量
  Acritical massof something is an amount of it that makes it possible for something to happen or continue.
  1. Only in this way can the critical mass of participation be reached.
     只有这样才能凑足参与人数。

英英释义

noun

• the minimum mass of fissionable material that can sustain a chain reaction
• the minimum amount (of something) required to start or maintain a venture
  1. the battle for the computer market has now reached critical mass
  2. there is now a critical mass of successful women to take the lead
  3. they sold the business because it lacked critical mass

双语例句

• But now it has achieved critical mass.
  但是现在它有达成紧要关头的块。
• We've reached critical mass and there's no turning back.
  我们已经到了最关键的时刻，而且没有回头路。
• So critical mass was a consideration as well as technical excellence.
  因此关键的合并既是一种考虑也是一种技术优势。
• Some sort of development in matters of the heart was coming to critical mass.
  一些正在发展中的核心问题来到了临界点。
• Spring is rapidly maturing and has the critical mass to be a player for the foreseeable future.
  Spring正在快速成熟，并将在可预见的未来成为一个参与者。
• The same ideas of critical size and critical mass apply to bombs.
  同样的临界尺寸概念和临界质量概念适用于原子弹。
• Vietnam has already achieved the critical mass required to establish multi-disciplinary biotechnology research and development that meets international standards.
  越南已经达到了建立满足国际标准的多学科生物技术研发的临界质量。
• What happens when the number of students making that choice reaches a critical mass?
  如果如此选择的学生变成了大多数，会怎样？
• We have a critical mass of banks.
  我们已经有了数量可观的银行。
• The key is to create a critical mass of leaders to usher in change.
  这一切的关键在于，要培养出数量足够庞大的领导人来引导变革。