属于水生珊瑚虫类的多种集群海生水螅虫的任何一种，其有石灰石结构，类似真正的珊瑚。

Any of various colonial Marine hydrozoans of the order Hydrocorallinae, having a limestone skeleton and thus resembling the true corals.

youdao

属于水生珊瑚虫类的多种集群海生水螅虫的任何一种，其有石灰石结构，类似真正的珊瑚。

Any of various colonial Marine hydrozoans of the order Hydrocorallinae, having a limestone skeleton and thus resembling the true corals.

youdao