shard /ˈʃɑrd/
  瓷器的碎片;碎片;翅鞘;外殼
  Shard n.  [Written also sheard, and sherd.]
  1. A piece or fragment of an earthen vessel, or a like brittle substance, as the shell of an egg or snail.
  The precious dish
  Broke into shards of beauty on the board.   --E. Arnold.
  2. Zool. The hard wing case of a beetle.
     They are his shards, and he their beetle.   --Shak.
  3. A gap in a fence. [Obs.]
  4. A boundary; a division. [Obs. & R.]
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  Shard n. A plant; chard. [Obs.]
  shard
       n : a broken piece of a brittle artifact [syn: sherd, fragment]