ac·cor·di·on /əˈkɔrdiən/
  手風琴(a.)可折疊的
  Ac·cor·di·on n.  Mus. A small, portable, keyed wind instrument, whose tones are generated by play of the wind upon free metallic reeds.
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  accordion
       adj : arranged in parallel folds; "plicate leaves" [syn: plicate]
       n : a portable box-shaped free-reed instrument; the reeds are
           made to vibrate by air from the bellows controlled by the
           player [syn: piano accordion, squeeze box]