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单词 subcritical
释义

WordReference Random House Unabridged Dictionary of American English © 2024
sub•crit•i•cal  (sub kriti kəl),USA pronunciation adj. 
  1. Physicspertaining to a state, value, or quantity that is less than critical, esp. to a mass of radioactive material.
  2. being of less than critical importance.
  • sub- + critical 1940–45

Collins Concise English Dictionary © HarperCollins Publishers::
subcritical /sʌbˈkrɪtɪkəl/ adj
  1. (of a nuclear reaction, power station, etc) having or involving a chain reaction that is not self-sustaining; not yet critical
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