de·co·rum /dɪˈkorəm, ˈkɔr-/
  端正,禮貌合宜,禮儀
  De·cor·um n.  Propriety of manner or conduct; grace arising from suitableness of speech and behavior to one's own character, or to the place and occasion; decency of conduct; seemliness; that which is seemly or suitable.
     Negligent of the duties and decorums of his station.   --Hallam.
  If your master
  Would have a queen his beggar, you must tell him,
  That majesty, to keep decorum, must
  No less beg than a kingdom.   --Shak.
  Syn: -- Decorum, Dignity.
  Usage: Decorum, in accordance with its etymology, is that which is becoming in outward act or appearance; as, the decorum of a public assembly. Dignity springs from an inward elevation of soul producing a corresponding effect on the manners; as, dignity of personal appearance.
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  decorum
       n : propriety in manners and conduct [syn: decorousness] [ant:
            indecorum, indecorum]