水螅纲

Any of various reef-building hydrocorals of the order Milleporina of tropical marine waters, forming white or yellowish calcareous structures and resembling the true corals of the class Anthozoa.

多孔螅，千孔虫多孔螅目的一种石状水螅建立的珊瑚礁，产于热带海域，形成白色或黄色的石灰质结构，与珊瑚虫纲的真正珊瑚礁相似

The two key link in many types of jellyfish are generational-type and Hydra type.

这两个纲的许多种类都有水母型和水螅型的世代交替。

Any of numerous chiefly colonial marine polyps of the class Anthozoa that secrete such calcareous skeletons.

珊瑚虫任一种珊瑚虫纲的分泌这种石灰质骨骼的众多珊瑚虫，主要是集群菌落的海生水螅型珊瑚虫

This paper discusses design and realizable methods of remote test output interface from logical design angle.

本文从逻辑设计的角度讨论遥测输出接口的设计及实现方法。

This also 星体投射plies to buildings, structures and geological features.

这也适用于建筑物和地质特征。