coral reef

1.Big waves hammered at the coral reef.

大浪不断冲击着那珊礁。

2.The ship was wrecked on a coral reef.

这条船在珊暗礁上撞毁了。

3.Coral reefs are rocklike structures built by layers of coral organisms, called polyps.

珊礁由珊（珊虫）层层叠形成，类似。

4.This paper introduces the geological features and the unhomogeneous weathering phenomenon of coral reef limestone of Sudan Port Area,and the bearing capacity of this layer.

单介绍苏丹港区珊礁灰的地质特征及不均匀风化现象,以及该层的地基承载力。