du·pli·cate /ˈduplɪˌket ||ˈdju-/
 (vt.)複製,使加倍複製副本,複本,複製品(a.)複製的,二重的


 du·pli·cate /ˈd(j)uplɪˌket/ 不及物動詞
 複式的,雙重的,雙份的,成對的,重複的,複製品,可互換元件,完全相同的,成雙的,重複,二重的,雙的,複製


 duplicate
 複製


 duplicate
 重複 複製 複本


 Du·pli·cate, n.
 1. That which exactly resembles or corresponds to something else; another, correspondent to the first; hence, a copy; a transcript; a counterpart.
    I send a duplicate both of it and my last dispatch.   -- Sir W. Temple.
 2. Law An original instrument repeated; a document which is the same as another in all essential particulars, and differing from a mere copy in having all the validity of an original.


 du·pli·cate a.  Double; twofold.
 Duplicate proportion or  Duplicate ratio Math., the proportion or ratio of squares. Thus, in geometrical proportion, the first term to the third is said to be in a duplicate ratio of the first to the second, or as its square is to the square of the second. Thus, in 2, 4, 8, 16, the ratio of 2 to 8 is a duplicate of that of 2 to 4, or as the square of 2 is to the square of 4.

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 Du·pli·cate v. t. [imp. & p. p. Duplicated p. pr. & vb. n. Duplicating.]
 1. To double; to fold; to render double.
 2. To make a duplicate of (something); to make a copy or transcript of.
 3. Biol. To divide into two by natural growth or spontaneous action; as, infusoria duplicate themselves.

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 duplicate
      adj 1: identically copied from an original; "a duplicate key"
      2: being two identical [syn: matching, twin(a), twinned]
      n 1: something additional of the same kind; "he always carried
           extras in case of an emergency" [syn: extra]
      2: a copy that corresponds to an original exactly; "he made a
         duplicate for the files" [syn: duplication]
      v 1: make or do or perform again; "He could never replicate his
           brilliant performance of the magic trick" [syn: reduplicate,
            double, repeat, replicate]
      2: duplicate or match; "The polished surface twinned his face
         and chest in reverse" [syn: twin, parallel]
      3: make a duplicate or duplicates of; "Could you please
         duplicate this letter for me?"
      4: increase twofold; "The population doubled within 50 years"
         [syn: double]