单词：Morse-Smale diffeomorphism
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Prisma App Makes Art Out of Photos Pokmon GO is the most popular app in the world right now. But another new app is also getting a lot of attention. And its free. Prisma lets users add filters to photos to interesting, beautiful and strange effect. T
2016年VOA慢速英语(七)月
Moreover, the key at the farther end of the line could be so arranged as to make an impression on a piece of paper that was slowly drawn under it by clockwork. 而且，在这根导线更远一端的键可用于在一张纸上留下压痕，这个压痕
美国学生历史
320. Treaty with Great Britain, 1842. 320．与大不列颠签订条约（1842年） Perhaps the most important event of Tyler's administration was the signing of the Treaty of 1842 with Great Britain. 也许泰勒政府最重要的一件事是1842年与
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[00:00.74]Unit 4 Inventions and Inventors [00:04.53]Expansion 4 [00:09.77]Exercise 1 [00:12.06]Have you ever asked yourself [00:14.11]why the letters on your computer keyboard [00:16.62]are placed in this strange way? [00:19.42]Why are the keys not o
北师大版初中英语九年级（全一册）
CHAPTER 4 The Potato Pit You go on ahead, Sim, said Mr. Alden. Well follow if you are sure your wife wants to make sandwiches for us. Yes, Im sure, said Sim. We got lots of milk, too. We can fill up your Thermos bottles. Well drink more milk than tha
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The One With Joey抯 Award -------------------------------------------------------------------------------- Teleplay by: Brian Boyle Story by: Sherry Bilsing this angers Joey again and he disgustedly
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医务英语
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请把企鹅看成海洋的哨兵， Dee Boersma说，它们处于海洋变迁的前沿。通过分享企鹅的生活和文化，她建议我们聆听企鹅带给我们的启示。
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SAN FRANCISCO, Sept. 6 (Xinhua)-- Yahoo on Tuesday fired Chief Executive Officer Carol Bartz and replaced her temporarily with the company's chief financial officer. On behalf of the entire board, I want to thank Carol for her service to Yahoo during
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The United States and Russia have agreed to reopen talks on reducing long-range nuclear weapons. The announcement was made as U.S. President Barack Obama and Russian President Dmitri Medvedev met in London, the site of the G20 economic summit. US Pr
VOA标准英语2009年(四月)
It's splendid! 妙极了！ It's fine today. 今天天气很好。 It's raining. 正在下雨。 It's spring now. 现在是春天了。 What time is it now? 现在是什么时间？ It's five thirty. 五点半了。 How long does it take? 要花多少时
英语日常口语
The Diffos 迪福一家 We like purple.我们喜欢紫色. Our favourite colour is purple. That's not purple.那不是紫色. That's green.那是绿色. I know. The dog has my purple sock.狗叼着我的紫色短袜. The Diffos are different.迪福一家
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VOA慢速英语2007年（九）月
The popular revolts roiling Egypt and other Arab countries are being driven by young people clamoring to oust autocratic governments they have known all their lives. The hardscrabble Tunis neighborhood of Ettadhamen provides a representative look at
VOA标准英语2011年(二月)
Thomas Alva Edison was born on February 11, 1847, on a cold snowy night in Milan, Ohio. His parents, Nancy and Samuel, named him Thomas after his great-uncle and Alva after Captain Alva Bradley, a good friend of his father. The family didnt call him
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One of my friends always seems to have personal problems. Sometimes its a relationship, sometimes its family, and sometimes its her. Im not sure why she has so many personal problems and I think many of her problems arent really problems at all. Shes
纯正英语一分钟
One of my friends always seems to have personal problems. Sometimes its a relationship, sometimes its family, and sometimes its her. Im not sure why she has so many personal problems and I think many of her problems arent really problems at all. Shes
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By Phil Mercer Sydney 23 October 2007 Australian researchers are teaming up with zoos and wildlife parks around the world in a bid to save the Tasmanian devil. It is the largest carnivorous marsupial and is being devastated by a mysterious facial tum
2007年VOA常速英语（十月）
WASHINGTON Folks sweating out the heat wave battering parts of the country may just have to get used to it. 美联社华盛顿 2010年7月8日消息：那些在肆虐美国部分地区的热浪中汗流浃背的人们也许只好逐渐适应这种天气
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