mad·re·pore /ˈmædrəˌpor, ˌpɔr/
  石珊瑚
  Mad·re·pore n.  Zool. Any coral of the genus Madrepora, a group of corals having calcareous skeletons aggregations of which form reefs and islands; formerly, often applied to any stony coral.
  Syn: -- stony coral, madriporian coral.
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  madrepore
       n : corals having calcareous skeletons aggregations of which
           form reefs and islands [syn: stony coral, madriporian
           coral]