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critical mass

英 美
  • n.临界物质

详细释义

Noun:
  1. the minimum amount (of something) required to start or maintain a venture;

    "the battle for the computer market has now reached critical mass"
    "there is now a critical mass of successful women to take the lead"
    "they sold the business because it lacked critical mass"

  2. the minimum mass of fissionable material that can sustain a chain reaction

双语例句

    用作名词 (n.)
    1. Quite simply, the atria are transected and resutured to reduce the critical mass required for the maintenance of AF.
      手术操作非常简单,心房被切开再缝合来减少维持房颤所需的临界物质。

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