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
What a thoughtful boy he is!
他是个多么体贴的男孩啊!
He that marries for wealth,sells his liberty.
为财富而结婚的人，出卖了自己的自由。
One day, he walked into an expensive shop after having been caught in a particularly heavy shower.
一天，他遇上一场瓢泼大雨，淋得透湿。