late 14c., "act of singing or making music," from Old French modulation "act of making music" (14c.), or directly from Latin modulationem (nominative modulatio) "rhythmical measure, singing and playing, melody," noun of action from past participle stem of modulari "regulate, measure off properly, measure rhythmically; play, play upon," from modulus (see module). Meaning "act of regulating according to measure or proportion" is from 1530s. Musical sense of "action of process of changing key" is first recorded 1690s.
雙語例句
1. The famine turned the normal modulation of climate into disaster.
正常的氣候變化因饑荒而成了災難。
來自柯林斯例句
2. The soft modulation of her voice soothed the infant.
她柔和的聲調使嬰兒安靜了.
來自《現代英漢綜合大詞典》
3. Frequency modulation does not allow static to creep in.
頻率調制不允許靜電干擾混入.
來自辭典例句
4. The nodal modulation is a very significant feature of the tides.