modulate /ˈmɑːʤəˌleɪt/ verb modulates; modulated; modulating
modulates; modulated; modulating
Learner's definition of MODULATE
1
[+ object] formal : to change the sound of (your voice) by making it quieter, higher, lower, etc.改变嗓音；调整说话声音 -
Please modulate [=soften, tone down] your voice.请轻声说话。
-
Because she doesn't modulate her voice, she sounds the same when she's excited as when she's sad.她兴奋时和悲伤时的声音听起来一样，因为她不变化嗓音。
2
[no object] music : to move gradually from one key to another变调；转调 3
[+ object] : to change or adjust (something) so that it exists in a balanced or proper amount调节；调控 — modulation
/ˌmɑːʤəˈleɪʃən/ noun, plural modulations [count, noncount]