modulate

US /ˈmɑː.dʒə.leɪt/
UK /ˈmɑː.dʒə.leɪt/
"modulate" picture
1.

調節, 調整

to vary the strength, tone, or pitch of one's voice or a sound

:
He learned to modulate his voice for public speaking.
他學會了在公共演講中調節自己的聲音。
The singer could modulate her pitch with great precision.
這位歌手能夠非常精確地調節音高。
2.

調製, 調變

to alter the amplitude or frequency of an oscillation or wave

:
The radio transmitter modulates the carrier wave.
無線電發射器調製載波。
Engineers use circuits to modulate signals for transmission.
工程師使用電路來調製訊號進行傳輸。