她认为她的成功来自勤劳和一点运气。She attributes her success to hard work and a little luck.获得勤劳工作的实际经验to gain hands-on experience of industry炉子清洁无瑕就表明他母亲是个勤劳的主妇.A spotless stove told us that his mother is a diligent housekeeper....
METHODS: Its optimal extractive condition was found by right - cross test.方法: 用正交试验法得到最佳提取条件.Extractive distillation is an important separation process in chemical industry.萃取精馏是化学工业中重要的分离方法之一.Extractive industry, howeve...
In circumstances where there is no ambiguity the subscripts are omitted.在不会引起含糊不清的情况下,下标可以省去.Subscripts Z and E are for zonal and eddy components respectively.下角标Z和E分别表示纬向分量和旋涡分量.Textbooks commonly denote shear stresses ...
Swallows migrate south in winter.燕子在冬天迁徙到南方。The swallows are building a nest under the roof of our house.燕子正在我们的屋檐下筑巢.Swallows come by groups at the advent of spring.春天来临时燕子成群飞来....