| 单词 | doppler effect |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔Doppler radar〕Radar that uses the Doppler effect to measure velocity.都普勒雷达：一种运用都普勒效应测速的雷达美国传统〔Doppler〕Of, relating to, or using the Doppler effect or Doppler radar.都普勒效应：都普勒效应或都普勒雷达的与之相关或运用之的美国传统〔blue shift〕A decrease in the wavelength of radiation emitted by an approaching celestial body as a consequence of the Doppler effect.蓝移：飞近的天体发射出的幅射波长之减小，是杜普勒效应的结果美国传统〔red shift〕An increase in the wavelength of radiation emitted by a celestial body as a consequence of the Doppler effect.红移：天体发出的辐射波长的增加，是多普勒作用的结果美国传统An everyday example of the Doppler effect is the apparent change in the pitch of an alarm bell as you drive past it.一个多普勒效应的生活实例便是，当你的汽车驶过时，警铃声的音高有明显的变化。剑桥国际The Doppler effect is used in calculating the size of the universe.多普勒效应可用来计算宇宙的大小。剑桥国际 |
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