mod·u·la·tion
noun/ˌmɒdjəˈleɪʃn/
/ˌmɑːdʒəˈleɪʃn/
[countable, uncountable]- the act of changing the quality of your voice in order to create a particular effect by making it louder, softer, lower, etc.
调节（嗓音的大小、强弱、高低等） - Her vocal modulation was most impressive.
她的声音调节给人留下了最深刻的印象。
- Her vocal modulation was most impressive.
- (music) a change from one musical key (= set of notes) to another
变调；转调 - the harmony and modulations of JS Bach
JS 巴赫的和声与转调
- the harmony and modulations of JS Bach
- (specialist) the act of changing the rate at which a sound wave or radio signal vibrates (= the frequency) so that it is clearer
调制（声波或无线电波频率）；调谐 - Radio transmission employs deliberate modulation of a complex audio signal.
无线电传输采用复杂音频信号的有意调制。
- Radio transmission employs deliberate modulation of a complex audio signal.
- (specialist) the act of influencing something by changing or controlling it
调节：通过改变或控制事物来影响事物的行为 - This effect indicates long-lasting modulation of neural activity.
这种效应表明神经活动的持久调节。
- This effect indicates long-lasting modulation of neural activity.