| 单词 | sertularian |
| 释义 | Word Frequency sertularian(ˌsɜːtjʊˈlɛərɪən) noun any of various hydroid coelenterates of the genus Sertularia, forming feathery colonies of long branched stems bearing stalkless paired polyps Word origin C18: from New Latin Sertulāria, from Latin sertula diminutive of serta a garland |
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