机械类词汇大全-21

841 、 埋头铆钉 countersinkheadrivet 842 、 埋头锥孔 countersink 843 、 埋头螺栓 countersinkheadbolt 844 、 埋头螺丝 countersinkheadscrew 845 、 埋头钻 countersinkdrill 846 、

SSS 2011-08-24

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Rivers today have high muddy banks, sandbars and bends. But they didnt always look that way because it wasnt until the evolution of tree-like plants, some 330 mi

英语听力文摘 English Digest 592、石英计时！

Keeping Time With Quartz Most people know that wrist watches commonly contain quartz. In fact, if you wear a watch, chances are its a quartz watch, since most watches is made today use quartz. But, you may not know what quartz has to do with keeping

SSS 2009-07-01

This is Scientific American's 60-Second Science, I'm Christie Nicholson. Got a minute? During the last ice age our problem was too little carbon. Unlike today where too much carbon is causing global warming. Past glacial ages occurred partly because

NPR 2009-08-07

The Senate has confirmed the nomination of Sonia Sotomayor to the US Supreme Court. NPR's Audie Cornish reports. Minnesota Senator Al Franken read the tallies at the end of the confirmation vote. On this vote, the yeas are 68 and the nays are 31. Th

Zsa Zsa Gabor rushed to hospital again

BEIJING, Oct. 10 (Xinhuanet) -- Actress Zsa Zsa Gabor was rushed again to the hospital in Los Angeles to reattach a feeding tube to her stomach Sunday, her publicist said. The 94-year-old actress was taken from her home to UCLA Ronald Reagan Medical

TED演讲：医生们会犯错误(6)

And I was shocked and shaken to the core. 我震惊不已， 吓得不得了。 And I went through this roller coaster, because after they stabilized her, she went to the intensive care unit, and I hoped against hope that she would recover. 之后我的

PBS高端访谈:随着更多的孩子家境贫寒,教育系统面临将会更大的挑战

HARI SREENIVASAN: A newly released report by the Southern Education Foundation says a majority of all public school students across the United States come from low-income families. Experts say that could have important implications for the nation. Fo

拉丁美洲仍是最不平等，最不安全的地区

拉丁美洲仍是最不平等，最不安全的地区 UNITED NATIONS, Nov. 12 (Xinhua) -- Latin America remained the most unequal and most insecure region in the world, said a UN report released Tuesday, calling for efforts to reduce insecurity thro

Obama: Lawmakers Need to Do Right Thing on Debt

President Barack Obama says congressional leaders from both political parties need to do the right thing and work with him to achieve the largest possible compromise to cut deficit spending and raise the national debt limit. Mr. Obama used a news con

US: Rain, Cooler Weather Helping Crops; Drought Not Over

U.S. officials say cooler weather and recent rain showers in the drought-stricken Midwest have largely stabilized crop conditions, but add that the drought is not over. The U.S. Agriculture Department said in a statement Tuesday that rainfall has bee

China's Q1 GDP growth hits 3-year low

BEIJING, April 13 (Xinhua) -- China's economy expanded 8.1 percent year-on-year in the first quarter of 2012, slowing from 8.9 percent in the fourth quarter of last year, the National Bureau of Statistics (NBS) said Friday. The figure, which marked t

英语视频：为什么健康的生活方式几乎把我害死

A.J.雅各布斯用了整整一年的时间，遵循他听到的每一条健康建议--从用玻璃杯来抹防晒霜到戴着自行车头盔购物。在TEDMED的演讲台上，雅各布斯与大家分享了他在这个过程中发现的许多让人意

飞翔的梦想与现实

Oh, to be free like a bird. It's been the stuff of fantacy, and of reality. Sort of .A self-contained flying man. This jet pack from 1960s had barely enough fuel to fly 30 seconds. So the dream languished for decades. Everyone agreed it was completel

Markets Calming as Italy Approaches Unity Government

Italy's Senate rushed to pass laws that clear the way for establishing a new government in a bid to restore confidence in Europes second-biggest debtor. The new administration may be led by former EU Competition Commissioner Mario Monti, - a man mark

IMF says US economic recovery still policy driven

WASHINGTON, Oct. 19 (Xinhua) -- Thanks to a massive（巨大的） and sustained（持久的） policy response, the U.S. economy has continued to recover from the worst recession（衰退,不景气） since the Great Depression, but the recovery rem

人民币对美元连续大涨

The central parity rate of the Chinese currency strengthened 175 basis points on Tuesday, closing at 6.32 to the U.S. dollar. The yuan has stabilized somewhat after a sharp depreciation in August, but remains down 1.8 percent compared to the start of

英闻天下——232 January Inflation Expected to Slow

A number of economists are suggesting inflation here in China may be back under 2-percent. ICBC chief economist Lu Zhengwei is forecasting CPI for January will be at 1.8-percent. This would be down from the 2.5-percent figure in December. In December

Obama: Euro Debt Deal Is 'Progress'

President Barack Obama says there is no doubt that the European Unions agreement to slash Greeces debt and enlarge a bailout fund is progress. The president says strong execution of the plan is essential. After meeting Thursday with the Czech Republi

自我检测：新托福阅读练习题

托福阅读高分的关键是在于多看多练，同学们在日常练习中应该重视托福阅读材料的分析。新东方网为大家整理提供托福阅读练习，供各位考生复习参考。 Although only 1 person in 20 in the Colonial