Jellyfish are part of the Cnidaria group, along with anemones and corals - about 5 per cent of the total.
水母以及海葵和珊瑚是刺胞动物的组成部分——约占总数的5%。
Jellyfish are free-swimming members of the phylum Cnidaria.
水母是腔肠动物部的成员。
Actually, the term coral is much broader and refers to most of the animals in the class Hydrozoa of the Phylum Cnidaria.
其实珊瑚一词所指的动物甚多,包括大多数属珊瑚虫纲及数动属水螅虫纲的刺胞动物。
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