| 单词 | thecostomous | 
| 释义 | > as lemmasthecostomous   thecostomous adj.  Brit.  , U.S.  , ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > 			[adjective]		 > of class Hydrozoa > relating to order Campanulariae > having parts of mouth in sheath thecostomous1891 1891    Cent. Dict.  				Thecostomous. < as lemmas  | 
	
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