modulate

verb

/ˈmɒdjəleɪt/

/ˈmɑːdʒəleɪt/

动词形式

present simple I / you / we / they modulate	/ˈmɒdjəleɪt/ /ˈmɑːdʒəleɪt/
he / she / it modulates	/ˈmɒdjəleɪts/ /ˈmɑːdʒəleɪts/
past simple modulated	/ˈmɒdjəleɪtɪd/ /ˈmɑːdʒəleɪtɪd/
past participle modulated	/ˈmɒdjəleɪtɪd/ /ˈmɑːdʒəleɪtɪd/
-ing form modulating	/ˈmɒdjəleɪtɪŋ/ /ˈmɑːdʒəleɪtɪŋ/

[transitive] modulate something (formal) to change 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）
[intransitive] modulate (from something) (to/into something) (music音乐) to change from one musical key (= set of notes) to another变调；转调
[transitive] modulate something (specialist) to affect something so that it becomes more regular, slower, etc.调整；调节；控制
- drugs that effectively modulate the disease process可以有效控制疾病发展的药品
[transitive] modulate something (specialist) to change 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Topics TV, radio and newsc2

词源mid 16th cent. (in the sense ‘intone a song’): from Latin modulat- ‘measured, made melody’, from the verb modulari, from modulus ‘measure’, diminutive of modus.