单词：set element type
集合元素类型
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Lesson 38 Text A Can't She Type? The well-known banker, T. J. Ellington, was at one time in his younger days the manager of a New York office. His secretary had been with him for many years, and knew
发表于:2018-12-02 / 阅读(142) / 评论(0)
初级口语教程
初级口语教程
Bella: What's your blood type, Luke? Luke: It's A, I think. Why do you ask? Bella: Well, mine's B. Luke: So? Bella: They say people with A blood type get along very well with those with B blood type. Luke: Really? 你是什么血型? 贝拉：卢克，
发表于:2018-12-08 / 阅读(362) / 评论(0)
赖世雄初级美国英语
赖世雄初级美国英语
backset, n 挫折，倒退；涡流，逆流＝check 【记】backset＝set back－倒退 【反】hike（n 远足，增加）
发表于:2018-12-30 / 阅读(52) / 评论(0)
不择手段背单词
不择手段背单词
by Jason Marshall In the last article, we began talking about mathematical sequencesin particular, a type of sequence known as an arithmetic sequence. Today, were going to turn our attention to another type of sequence called a geometric sequence. In
发表于:2019-01-02 / 阅读(105) / 评论(0)
数学英语
数学英语