Callsign
n. 通信呼号
🗣️ 情景例句
I'm going somewhere else this evening.
今晚我要去另外一个地方。
How often did I tell you to keep quiet?
我告诉你多少次要安静?
I don't have any small pads. I only have large one. Do you want a pad?
我没有小本的信纸，只有大本的。您要一本吗？