Radiocommunication
[电] 无线电通讯
🗣️ 情景例句
Yes, I am.
是的，我是。
I feel terrible, but I've just broken your ashtray.
真是很抱歉，我刚才打破了你的烟灰缸。
I would like to ask you about some stamps.
我想问问有关一些邮票的事。