据说巴士发生翻车，跌进了峡谷。The bus is said to have over-turned and fallen into a ravine.据说帐篷的缝合处快炸线了。The camps are said to be bursting at the seams.据说为研究和技术方面提供的经费严重不足。Research and technology are said to be chronically underfunded....
标志层通常区域性地向盆地方向展布.Marker beds generally diverge basinward on a regional scale.这类区域性的地球化学测量显示出它的有效性.The potential of such a primary geochemical survey is demonstrated.戴维森 、 索姆和林克等论述了区域性铀富集的条件.The concept of regional uraniu...
The school labours under the disadvantage of not having enough textbooks.这所学校苦于课本不足的不利条件.He labours under great difficulties in conversation, because he stutters.他谈起话来很吃力, 因为他口吃.Many workmen paid with their lives for the...