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railroad flats中文是什么意思

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用"railroad flats"造句"railroad flats"怎么读"railroad flats" in a sentence

中文翻译手机手机版

  • railroad flat
  • [美国英语](纵长排列的、无走廊的)车厢式公寓住宅[亦作railroad apartment]

例句与用法

  • To work out a mathematical relationship of the “ dopplereffect ” , relating the pitch to the relative motion of source andobserver , the austrian scientist christian johann doppler placedtrumpeters on a railroad flat car and musicians with a sense ofabsolute pitch near the tracks . a locomotive engine pulled theflat car back and forth at different speeds for two days . themusicians on the ground “ recorded ” the trumpet notes as the trainapproached and as it receded
    为了计算出“多普勒效应”的一个数学关系,即音调和运动中的声源和观察者之间的相对关系,奥地利科学家克里斯蒂?约翰?多普勒让几位吹号人坐在一节平板火车上,让几个对音调特别敏感的音乐家坐在铁轨附近。
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