Kct
[医] 阴极通电强直
🗣️ 情景例句
English is the language of aviation.
英语是航空语言。
You must go easier on yourself; you look exhausted.
你不可以太勉强，你的身体似乎太疲劳了。
We felt sure that sooner or later a stone would rip a hole in our petrol tank or damage the engine.
我们想念迟早会飞起一个石块把油箱砸开一个窟窿，或者把发动机砸坏。