By their very definition,black holes are 1) objects which are not supposed to 2) emit anything .It therefore seemed that the area of the 3) event horizon of a black hole could not be regarded as its 4

发表于:2018-11-28 / 阅读(127) / 评论(0) 分类 疯狂英语2002年

Travis--colder~~ i'm in love with everything with every face i've ever seen and every place i've ever been has left its mark upon my worries i color in the world i see i pick apart the melody 'cause maybe there's a symphony caught inside but there's

发表于:2019-01-10 / 阅读(94) / 评论(0) 分类 E乐吧

A handout picture released by the Indian Press Information Bureau (PIB) shows the new symbol for the Indian rupee, 15 July 2010 As India's economy grows and its ambition to make a mark on the global scene rises, the country has decided that its curre

发表于:2019-01-13 / 阅读(53) / 评论(0) 分类 VOA标准英语2010年(七)月

Why does salt dissolve in water but oil doesn't? 为什么盐可溶于水而油却不行呢? Well, in a word,chemistry. But that's not very satisfied, isn't it? 总的来说,是化学作用。但这并不令人满意,对吧? Well, the reason

发表于:2019-01-17 / 阅读(37) / 评论(0) 分类 TED演讲教育篇

今天我们要学的词是symbol。 Symbol, 是象征的意思。White has always been a symbol of purity in the west, 白色在西方一直是纯洁的象征。A heart shape is a symbol of love, 心的形状是爱的象征。The Noose, a historical

发表于:2019-01-26 / 阅读(54) / 评论(0) 分类 英语每日一词

In 1875, when a young German in Kiel named Max Planck was deciding whether to devote his life to mathematics or to physics, he was urged most heartily not to choose physics because the breakthroughs had all been made there. The coming century, he was

发表于:2019-01-29 / 阅读(49) / 评论(0) 分类 万物简史