gill cover是什么意思

双语例句

(1)Rainbows also have a red or pink streak that runs from the gill cover to the caudal fin, inspiring their name.

虹鳟体侧有从腮盖到尾鳍的红色或粉红条带，正如它们的名字。

释义

n.

a flap of skin protecting a fish's gills, typically stiffened by bony plates

鳃盖（保护鱼鳃的片状皮褶，多有板状骨片支撑而坚挺）。亦称OPERCULUM.