ap·pre·hen·sion /ˌæprɪˈhɛn(t)ʃən/
  恐懼,憂慮,不安;理解,領悟
  Ap·pre·hen·sion n.
  1. The act of seizing or taking hold of; seizure; as, the hand is an organ of apprehension.
  2. The act of seizing or taking by legal process; arrest; as, the felon, after his apprehension, escaped.
  3. The act of grasping with the intellect; the contemplation of things, without affirming, denying, or passing any judgment; intellection; perception.
     Simple apprehension denotes no more than the soul's naked intellection of an object.   --Glanvill.
  4. Opinion; conception; sentiment; idea.
  Note: ☞ In this sense, the word often denotes a belief, founded on sufficient evidence to give preponderation to the mind, but insufficient to induce certainty; as, in our apprehension, the facts prove the issue.
     To false, and to be thought false, is all one in respect of men, who act not according to truth, but apprehension.   --South.
  5. The faculty by which ideas are conceived; understanding; as, a man of dull apprehension.
  6. Anticipation, mostly of things unfavorable; distrust or fear at the prospect of future evil.
     After the death of his nephew Caligula, Claudius was in no small apprehension for his own life.   --Addison.
  Syn: -- Apprehension, Alarm.
  Usage: Apprehension springs from a sense of danger when somewhat remote, but approaching; alarm arises from danger when announced as near at hand. Apprehension is calmer and more permanent; alarm is more agitating and transient.
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  apprehension
       n 1: fearful expectation or anticipation; "the student looked
            around the examination room with apprehension" [syn: apprehensiveness,
             dread]
       2: the cognitive condition of someone who understands; "he has
          virtually no understanding of social cause and effect"
          [syn: understanding, discernment, savvy]
       3: painful expectation [syn: misgiving]
       4: the act of apprehending (especially apprehending a
          criminal); "the policeman on the beat got credit for the
          collar" [syn: arrest, catch, collar, pinch, taking
          into custody]