ex·tra /ˈɛkstrə/
 (a.)額外的,外加的額外的事物,額外收費之物(ad.)特別地,非常地;除外


 extra
 特別; 額外 EXTR


 extra
 額外


 Ex·tra, a. Beyond what is due, usual, expected, or necessary; additional; supernumerary; also, extraordinarily good; superior; as, extra work; extra pay. “By working extra hours.”


 Ex·tra n.; pl. Extras
 1. Something in addition to what is due, expected, or customary; esp., an added charge or fee, or something for which an additional charge is made; as, at some hotels air conditioning is an extra.
 2.  An edition of a newspaper issued at a time other than the regular one.
 3.  Cricket A run, as from a bye, credited to the general score but not made from a hit.
 4.  Something of an extra quality or grade.

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 extra
      adj 1: further or added; "called for additional troops"; "need
             extra help"; "an extra pair of shoes"; "I have no
             other shoes"; "there are other possibilities" [syn: other(a),
              additional]
      2: more than is needed, desired, or required; "trying to lose
         excess weight"; "found some extra change lying on the
         dresser"; "yet another book on heraldry might be thought
         redundant"; "skills made redundant by technological
         advance"; "sleeping in the spare room"; "supernumerary
         ornamentation"; "it was supererogatory of her to gloat";
         "delete superfluous (or unnecessary) words"; "extra ribs
         as well as other supernumerary internal parts"; "surplus
         cheese distributed to the needy" [syn: excess, redundant,
          spare, supererogatory, superfluous, supernumerary,
          surplus]
      3: added to a regular schedule; "a special holiday flight";
         "put on special buses for the big game" [syn: special]
      n 1: a minor actor in crowd scenes [syn: supernumerary, {spear
           carrier]
      2: an additional edition of a newspaper (usually to report a
         crisis)
      3: something additional of the same kind; "he always carried
         extras in case of an emergency" [syn: duplicate]
      adv : unusually or exceptionally; "an extra fast car"