ventral fins

常见例句

A modified, usually elongated, scale (or group of scales) present at the upper or anterior base of the pectoral or ventral fins in some bony fishes.
变异,通常延长了,鳞片(或者群体的鳞片)在一些硬骨鱼类出现在胸或腹鳍的上面或前面基底。
A ventral fin.
腹鳍；臀鳍
abdominal fins Applied to ventral fins when inserted far behind pectorals.
腹鳍腹侧成对的鳍,在胸鳍后方远处。
small spiny-finned fish of coastal or brackish waters having a large head and elongated tapering body having the ventral fins modified as a sucker.
海滨或半盐水中带棘鳍的小鱼，头大，身细长，有聚合成吸盘的腹鳍。
7. small spiny-finned fish of coastal or brackish waters having a large head and elongated tapering body having the ventral fins modified as a sucker.
海滨或半盐水中带棘鳍的小鱼，头大，身细长，有聚合成吸盘的腹鳍。收藏指正