Caudal fin
尾鳍
🧩 词语组成解析
a. 尾部的, 近尾部的\\n[医] 尾的, 尾侧的
fin
[fin]
n. 鱼鳍;鳍状物;（汽车、飞机、炸弹上的）尾翅;散热片;
vt. 给…装上翅片;切除鳍;
vi. 潜泳;（猛烈地）拍动（鳍）;
🗣️ 情景例句
It's here, Robbie.
就在这儿， Robbie。
Ouch! That hurts.
好痛呦！会受伤哩！
When you rescued your trousers, did note in your back pocket? When you rescued your trousers, did you find the note was whiter than white?
当你把裤子抢救出来时，你有没有发现那张纸币已经变得比白纸还白？