硝酸离子有四个基频形式.The nitrate ion has four fundamental modes of vibration.对于基频振动来说, B ′-B″ 很小,因此谱线是几乎等距离的.For the fundamentals , B'- B " is very small and therefore the lines are almost equidistant.主要研究音节基频包络的聚类问题.In this...
They longed to escape from the rat race and move to the countryside.他们渴望能够摆脱无情的竞争,搬到乡下去.Paul got caught up in the rat race and was never at home.保罗被卷入激烈的竞争中,都没在家呆过.I had to get out of the rat race and take a look at the ...
The adage " Trade is better than aid " is clearly of great relevance to agriculture.“ 贸易胜于援助, ” 这一格言对于农业显然是十分中肯的.He claims that the laws are antiquated and have no contemporary relevance.他声称这些法规过于陈旧，已没有任何现实意义。There are a...
道路一旁陡降的坡面a precipitous drop at the side of the road自天而降的一阵寂寞冷落的清寒,引来了一天的黎明.The dawns were heralded by the descent of a chill stillness.他撩开窗帘,向初降的暮色中望去.Parting the curtains he looked out into the early dusk....