| 单词 | hydrozoan |
| 释义 | Word Frequency hydrozoan(ˌhaɪdrəʊˈzəʊən) noun 1. any colonial or solitary coelenterate of the class Hydrozoa, which includes the hydra, Portuguese man-of-war, and the sertularians adjective 2. of, relating to, or belonging to the Hydrozoa |
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