v.调整；调节（声音）；变调
The speaker had a really noble voice which he could modulate with great skill. 这位演说者有副相当好的嗓子，他能很技巧地调整它。
Please modulate the sound on the TV. 请调节一下电视机的音量。
Moreover, it has been shown to induce steatosis, modulate apoptosis, and increase cellular oncogenic potential. 更且，它会引起脂肪变性，调节细胞凋亡，增加细胞的致癌性。
