modulate
modulate
[ˈmɒdjʊleɪt]
verb
modulation
noun
modulator
noun
语源
[ˈmɒdjʊleɪt]
verb
- [with obj.]exert a modifying or controlling influence on
调节；调整
the state attempts to modulate private business's cash flow.
国家试图调节私有企业的现金流动。
■vary the strength, tone, or pitch of (one's voice)
变化（嗓音）的音量（或音调、音高），调节
we all modulate our voice by hearing it.
我们都通过听来调节嗓音。
■alter the amplitude or frequency of (an electromagnetic wave or other oscillation) in accordance with the variations of a second signal, typically one of a lower frequency
改变（电磁波或其他振荡）的振幅（或频率），调制
radio waves are modulated to carry the analogue information of the voice.
调制无线电波以传送嗓音的模拟信息。
■[no obj.](Music)change from one key to another
(乐)使转调
the first half of the melody, modulating from E minor to G.
乐曲的前半部，从E小调转向G调。
■[no obj.](modulate into)change from one form or condition into (another)
变成，成为
the fraught silence would modulate into conciliatory monosyllables.
紧张的默默无言会转成意在和解的片言只语。
modulation
noun
modulator
noun
语源
- mid 16th cent. (in the sense 'intone (a song)'): from Latin modulat- 'measured, made melody', from the verb modulari, from modulus 'measure' (see modulus)
考试词汇表
