A-c dynamo
[电] 交流电机
🧩 词语组成解析
🗣️ 情景例句
Well, I have an appointment now, I'll have to go.
嗯，我还有一个约会，我得走了。
How long have you studied English?
你学英语多久了？
It went direct from my local station and the journey lasted mere hour and seventeen minutes.
这是趟直达车，旅途总共才需1小时17分钟。