What are the pigeons doing outside? Eating, sleeping, propagating!门外的那些鸽子在干什么? 吃, 睡, 繁衍!The model shows a wave propagating from left to right through air.该模型表明,波从左至右通过空气.First, why do we get light propagating at all?首先, ...
有那么一刻，一只鸟儿在温室里啼叫。At one point a bird trilled in the Conservatory.伦纳德在温室里悠然自得地给西红柿绑上撑杆。Leonard pottered round the greenhouse, tying up canes for the tomatoes.我们完全处于温室效应中。The greenhouse effect is well and truly with us....
2,500 small businesses were folding each week.每周有2,500家小企业关张。In banquet halls folding partitions are very popular.在宴会大厅中可折叠的隔板很普遍.She began folding up her embroidery.她开始将她的刺绣品折叠起来....
Her fey charm and eccentric ways were legendary.她难以捉摸的魅力和怪异的行事方式都成了传奇。They are no longer anything like as fey and reserved as they once were.他们不再像从前那样羞怯矜持了。Elves share a passionate and emotional nature with many of their...
有1/5的本科生写作不合语法规则。One in five undergraduates cannot write grammatically.所有攻读英语的本科生每周上一次导师辅导课.All undergraduates reading English attend a turtorial group each week.这是为本科生开的一门课.This is a course for undergraduates....