1610s, in music, back-formation from modulation, or else from Latin modulatus, past participle of modulari. General sense from 1620s. In telecommunications from 1908. Related: Modulated; modulating.
权威例句
1. These chemicals modulate the effect of potassium.
这些化学物质可以调节钾的功效。
2. drugs that effectively modulate the disease process
可以有效控制疾病发展的药品
3. Please modulate the sound on the TV.
请调节一下电视的音量.
4. At this point the players have to modulate from E to G.
这时演奏者必须由E调转到G调.
5. Universal switch network and signal modulate circuit are designed.