Stephen Hawking on Black Holes

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)

疯狂英语2002年

110 Killing is no solution p.258

Two Australians, Mack and Jill, are camping on Kangaroo Island. M: Look! There's a koala hugging a tree. They're really so cute. Jill, why are you crying? J: The government's planning on killing them

发表于:2018-12-08 / 阅读(214) / 评论(0)

赖世雄中级美国英语

英语歌曲:Travis--colder~~

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)

E乐吧

TED演讲:为什么油水不能混合(1)

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)

TED演讲教育篇

万物简史第159期:爱因斯坦的宇宙(2)

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)

万物简史

China ready for a bigger part in European debt solution

BEIJING, Feb. 14 (Xinhua) -- Chinese Premier Wen Jiabao said Tuesday that China has been ready for a bigger part in the resolution of the European sovereign debt issue. Wen made the remarks when meeting reporters with European Council President Herma

发表于:2019-02-18 / 阅读(59) / 评论(0)

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abscess of auricle

absolute optical frequency measurement

by reason of non-payment

cast-iron front