Radiospectrum
射频频谱
🗣️ 情景例句
I think you should call Rita Mae right now.
我想你现在就打电话给Rita Mae。
Honest men marry soon, wise men not at all.
诚实的人马上结婚，聪明的人就不这样。
Kate, could you answer the telephone, please? I'm busy.
凯特，你能接一下电话吗？我忙着呢。