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O 开头的英语单词（共 89,563 个）
opercular (n.)
鳃盖的；后鳃盖骨
opercular aperture
鳃盖孔(硬骨鱼)
opercular bone
鳃盖骨
opercular cavity
鳃盖腔
opercular cell
[植] 囊盖细胞
opercular chamber
鳃盖腔;鳃室
opercular fold
[医] 前柱褶
opercular folds
鳃盖褶
opercular layer
孔盖层
opercular muscle
口盖肌
opercular organ
鳃盖器官
opercular part
岛盖部
opercular process
[医] 岛盖突
opercularis
[昆] 盖后角
opercularis arteria
主鳃盖动脉
operculariss
[昆] 盖后角\n(opercularis 的复数)
operculata
[网络] 有盖类
Operculatae
有盖地钱族
operculate coral
盖珊瑚
operculated
[医] 有盖的(指昆虫), 有厣的(指软体动物), 有鳃盖的(指鱼类)