| 单词 | operculum |
| 释义 | operculum operculum, gill cover, plural: opercula, operculums n: (fish: covers gill) (鱼) SC 鳃盖 operculum, plural: opercula, operculums n: (gastropods: cover of opening) (腹足动物) SC 口盖 operculum, plural: opercula, operculums n: (moss: cover of spore capsule) (苔藓) SC 蒴盖 |
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