Tail-fin
鱼的尾鳍；直尾翼, 垂直尾翼
🧩 词语组成解析
tail
[teil]
n. 尾;尾部;燕尾服;尾随者;
vt. 跟踪;装上尾巴;
vi. 队伍单行行进时拉长或产生间隔;侦察队两两散开;[建筑学] 嵌上，搭上;
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
How do you know so much about fishing?
你对钓鱼怎么知道这么多？
I agree. I wish it were cheaper.
是这肃，我真希望它能便宜点。
I'd like to know some information about the current investment environment in your country?
我想了解一下贵国的投资环境。