Elliptical fin tube
[化] 椭圆管式翅片管
🧩 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
You want to bet?
想打赌吗？
I was this close!
就差那么一点。
The pictures it sent us were very disappointing because its main mirror was faulty!
它传送给我们的图像很令人失望，因为它的主要镜子有误差。