Hypernyms:plate
Inherited Hypernyms:operculumplatestructurebody partpartthingphysical entityentity
单词 | operculum |
释义 | Operculum nnoun.animala hard flap serving as a cover for (a) the gill slits in fishes or (b) the opening of the shell in certain gastropods when the body is retracted Hypernyms:plate Inherited Hypernyms:operculumplatestructurebody partpartthingphysical entityentity |
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