coral reef

Big waves hammered at the coral reef.

大浪不断冲击着那礁。

The ship was wrecked on a coral reef.

这条船在暗礁了。

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

礁由组织（虫）层层叠形成，类似岩石。

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.

简单介绍苏丹港礁灰岩的地质特征及不均匀风化现象,以及该层的地基承载力。