al·ter·ation /ˌɔltəˈreʃən/
 改變,更改,修改


 Al·ter·a·tion n.
 1. The act of altering or making different.
    Alteration, though it be from worse to better, hath in it incoveniences.   --Hooker.
 2. The state of being altered; a change made in the form or nature of a thing; changed condition.
 Ere long might perceive
 Strange alteration in me.   --Milton.
    Appius Claudius admitted to the senate the sons of those who had been slaves; by which, and succeeding alterations, that council degenerated into a most corrupt.   --Swift.

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 alteration
      n 1: an event that occurs when something passes from one state or
           phase to another; "the change was intended to increase
           sales"; "this storm is certainly a change for the
           worse"; "the neighborhood had undergone few
           modifications since his last visit years ago" [syn: change,
            modification]
      2: the act of making something different (as e.g. the size of a
         garment) [syn: modification, adjustment]
      3: the act of revising or altering (involving reconsideration
         and modification); "it would require a drastic revision of
         his opinion" [syn: revision]