Qam
n. 正交调幅
🗣️ 情景例句
Let's go. What are your questions?
我们就进行吧。你想问哪些问题？
Give up!
放弃吧！
Mr. Green doesn't climb down the chimney. He waits until the children are asleep.
格林先生不从烟囱上爬下来，他等候孩子们都睡熟。