A-c machive
[电] 交流电机
🗣️ 情景例句
I think it's too easy.
我觉得它太简单了。
Opportunity seldom knocks twice.
机不可失，失不再来。
he had great difficulty in controlling the car because a tyre burst during the first run.
但他很难把汽车控制住，因为在开始的行程中爆了一只轮胎。