de·tec·tion /dɪˈtɛkʃən/
  察覺,發覺;偵察;檢波
  detection
  無源故障檢測
  detection
  檢測 偵查
  De·tec·tion n.  The act of detecting; the laying open what was concealed or hidden; discovery; as, the detection of a thief; the detection of fraud, forgery, or a plot.
     Such secrets of guilt are never from detection.   --D. Webster.
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  detection
       n 1: the perception that something has occurred or some state
            exists; "early detection can often lead to a cure" [syn:
             sensing]
       2: the act of detecting something; catching sight of something
          [syn: catching, espial, spying, spotting]
       3: the detection that a signal is being received [syn: signal
          detection]
       4: a police investigation to determine the perpetrator;
          "detection is hard on the feet" [syn: detecting, detective
          work, sleuthing]