单词：unipolar depressions
单相抑郁
单词：unipolar depressions 相关文章
John Bell, director of Desert Surveys in Egypt, asked these questions in 1927. Can other depressions in this region, besides the much-discussed Wadi Rayan, be considered possible of utilization in connection with irrigation or drainage of the Nile De
发表于:2018-12-18 / 阅读(29) / 评论(0)
有声英语文学名著
有声英语文学名著
托福阅读长难句：平原和洼地 Flats and depressions where water cancollect are common features, but they make up only a small part of thelandscape. 记忆单词： depression n.洼地;沮丧 landscape n.地貌 理解句子： where引导的定
发表于:2019-02-18 / 阅读(21) / 评论(0)
托福英语
托福英语