Fin efficiency
[化] 肋效率
🧩 词语组成解析
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
Sure. It's up ahead to your left.
好的。往前走，在你的左边。
Take time by the forelock.
要抓住时机。
'You certainly did give me a surprise!' said the vicar.
“你确实使我大吃了一惊！”牧师说，