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单词 the-doppler-effect
释义

the Doppler effect

noun
/ðə ˈdɒplər ɪfekt/
/ðə ˈdɑːplər ɪfekt/
[singular] (physics)
  1. the way that sound waves, light waves, etc. change in frequency depending on the direction that the source is moving in relative to the person who is observing多普勒效应(即声波、光波等按声源、光源等相对于观察者的传播方向的变化而变化)
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更新时间:2025/2/15 7:13:54