modulating

动词 modulate:

1. change the key of, in music
   同义词：modulate
2. vary the pitch of one's speech
   同义词：tone, inflect, modulate
3. fix or adjust the time, amount, degree, or rate of
   同义词：regulate, modulate
4. adjust the pitch, tone, or volume of
   同义词：modulate
5. vary the frequency, amplitude, phase, or other characteristic of (electromagnetic waves)
   同义词：modulate

1. Music students learn how to add other parts to add other parts to a given tune, and how to modulate to a related key.
   音乐学生学习给一个现有的调子配上其他音部，还要学习怎样转成和声调。
2. A device used to modulate an electromagnetic wave.
   调制器用以调制电磁波的装置