be·half /bɪˈhæf, ˈhɑf/
 代表,利益,支援


 Be·half n.  Advantage; favor; stead; benefit; interest; profit; support; defense; vindication.
    In behalf of his mistress's beauty.   --Sir P. Sidney.
    Against whom he had contracted some prejudice in behalf of his nation.   --Clarendon.
 In behalf of, in the interest of.
 On behalf of, on account of; on the part of.

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 behalf
      n 1: as the agent of or on someone's part (usually expressed as
           "on behalf of" rather than "in behalf of"); "the
           guardian signed the contract on behalf of the minor
           child"; "this letter is written on behalf of my client";
      2: for someone's benefit (usually expressed as `in behalf'
         rather than `on behalf' and usually with a possessive);
         "in your behalf"; "campaigning in his own behalf"; "spoke
         a good word in his friend's behalf"