finlets
美
英 
例句
In the case of Captain Tarpals, drooping whiskers and hair-like finlets were introduced to indicate advanced age.
在设计塔帕尔斯队长时,下垂的胡须和像头发一样的小鳍,显示出了他年长的身份。
Most tunas and billfishes have a series of keels and finlets near the tail.
大部分金枪鱼和长嘴鱼类,在他们的尾部都长有一系列龙骨和小鳍。