Nbfm
[电] 狭带频率调变
🗣️ 情景例句
And you promised me a surprise.
而且你答应给我一个惊喜。
He is a doctor. He has his own practice.
他是个医生，他自己开业。
Had he worked harder, he would have gotten though the exams.
如果他努力了的话，他就会通过考试的。