Railroad industry is considered as typical natural monopoly trade.铁路行业被认为是典型的自然垄断行业.Under Scott, Carnegie learned all about the railroad industry and later became a superintendent himself.为史考特工作时, 卡内基学到了所有与铁路工业有关的知识并于稍后成...
The clamor of traffic has receded to a distant murmur.车辆的喧闹声已渐渐远去，变得模糊起来。His hairline had receded slightly over the years.这些年来他的前额已经有点秃了。The floodwaters have now receded.洪水现已消退。...
He said the issue was not a major irritant.他说那个问题不是什么大问题。It may be that the itching is caused by contact with irritant material.瘙痒可能是由于接触了刺激性的物质而引起的。The noise of traffic is a constant irritant to city dwellers.车辆的噪音对城市居民...
He denied that some young people today were degenerating.他否认现在某些青年在堕落.Early division phase embryos may use metabolites provided by the suspensor, persistent and degenerating synergids.早期分裂时期的胚可以利用胚柄, 宿存和退化中的助细胞所提供的代谢物.Th...