coral fossil

 
  • 珊瑚化石

coral fossil的用法和样例:

例句

  1. Fossil brachiopod evolved toward smaller size and the abundance of coral is reduced, these changes are connected with shallow water and cold climate.
    腕足个体变小和珊瑚化石减少,与浅水和变冷的气候有关。

coral fossil的相关资料:

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