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单词 detect
释义 detect
 —detectable, detectible,  adj.   —detectability, detectibility,  n.  
 /di tekt"/,  v.t.  
  1. to discover or catch (a person) in the performance of some act: to detect someone cheating.
  2. to discover the existence of: to detect the odor of gas.
  3. to find out the true character or activity of: to detect a spy.
  4.  Telecommunications.  
   a. to rectify alternating signal currents in a radio receiver.
   b. to demodulate.
 [1400-50; late ME < L detectus (ptp. of detegere), equiv. to de- DE- + teg(ere) to cover + -tus ptp. suffix]
 Syn. 2. See learn.
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更新时间:2024/11/13 9:55:27