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单词 deactivate
释义 deactivate
 —deactivation,  n.   —deactivator,  n.  
 /dee ak"teuh vayt'/,  v.  , deactivated, deactivating.
  v.t.  
  1. to cause to be inactive; remove the effectiveness of.
  2. to demobilize or disband (a military unit).
  3. to render (a bomb, shell, or the like) inoperative, esp. by disconnecting, removing, or otherwise interfering with the action of the fuze.
  4.  Chem.   to render (a chemical, enzyme, catalyst, etc.) inactive.
  v.i.  
  5.  Physical Chem.   to lose radioactivity.
 [1900-05; DE- + ACTIVATE]
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更新时间:2025/2/2 16:51:18