调频的英文：
tune in

参考例句：

FM jamming
调频干扰

Sawtooth-wave FM jamming
锯齿波调频干扰

Noise FM jamming
噪声调频干扰

Linear FM pulse compression
线性调频脉冲压缩

Frequency-modulated radar receiver
调频雷达接收机

Frequency modulation radar transmitter
调频雷达发射机

Non-linear FM pulse compression
非线性调频脉冲压缩

Noise FM effective frequency shift
噪声调频有效频移

Sawtooth-wave AM-FM jamming
锯齿波调幅调频干扰

Do you have an FM receiver?
你有调频收音机吗

tune是什么意思：
n. 曲调；歌曲；和谐；调谐；心情；语调
v. 为（乐器）调音；调台，调谐；调试，调整；使和谐，使一致

Our grand is in good tune.
我们的大钢琴音很准。

Every pipe is voiced and tuned.
每支音管都要修音调律。

change one's tune
1.改变态度

the piano was jarringly out of tune.
钢琴走了调，声音很刺耳。

To put(an instrument) into correct tune.
调（乐器）的音，为…调音将（乐器）音调调至正确