2010-04-05 所属栏目:英语听力材料

For most, chocolate is a guilty pleasure, may better, because it's so bad for you. Now, though, an extensive study has discovered that eating chocolate can be very good for your health. They can subs

2010-04-05 所属栏目:英语听力材料

To this observer, one of the marvels of our age is the striking diversity that produces in the characters of men. Albert J. Nesbitt is an industrialist ,president of the John J. Nesbitt Company, which

2010-04-04 所属栏目:英语听力材料

那些贪爱巧克力却又担心自己身材的美眉们注意了，德国科学家最近研究得出适量食用可可粉含量大的深色巧克力有助于健康，可以降低心脏病的发病率。People who love chocolate often worry about consuming too many c

2010-04-04 所属栏目:英语听力材料

有一天你的爱人，亲人，甚至是你所认识的所有所有的人都让你觉得陌生，他们的外表与之前并无异同，但你从心底认定他们是冒名顶替者。这情况会发生在现实生活当中吗？他们是高科技复制品，还是？Now for a little mys

2010-04-04 所属栏目:英语听力材料

Key shopping malls in tourist locations in central Bangkok were closed or disrupted as anti-government protesters moved to blockade several intersections in a bid to pressure Thailand's government to

2010-04-04 所属栏目:英语听力材料

Apple is calling its new tablet computer, the iPad, a "revolution." At electronics stores across the United States, customers lined up before the sun rose April 3, 2010 to get their hands on one. But

2010-04-04 所属栏目:英语听力材料

A battle between the United States and China over exchange rates has heated up with mounting pressure from the US Congress for action against China's rigid currency policy. The quarrel comes ahead of

2010-04-03 所属栏目:英语听力材料

最近几个月，包括北京在内的全国各大城市的房价一路攀升，而且房子供不应求，出现了有价无市的局面。政府已经对房地产市场中出现的泡沫提高了警惕。After a series of administrative policies regarding the proper

2010-04-03 所属栏目:英语听力材料

EarthSkyRebecca Lewison: For as long as fishers have put gear in the water, they've caught things they haven't meant to catch. And that is, in essence, what bycatch is.丽贝卡·刘易森：渔夫只要撒网，

2010-04-03 所属栏目:英语听力材料

Its today's TechBytes, General Motors is looking to make driving safer and easier. The auto maker is developing technology that turns the entire windshield into a display to assist drivers in difficu

2010-04-03 所属栏目:英语听力材料

-It's an amazing technology, and the trick to it is really creating a material that can bend light waves. In this case it's infrared waves. So we can't actually see them, that's next. -Well,let'

2010-04-03 所属栏目:英语听力材料

Now, we're going ahead into the kitchen for a little fun with our gadgets and our food editor. Sara Moulton has been hard at work testing new kitchen tools and she is here now. All under $20.Sara. Al

2010-04-03 所属栏目:英语听力材料

A direct effect on human health related to climate change is the likely increase in infectious diseases transmitted by insects or through contaminated water.In the March 25th issue of the New England

2010-04-02 所属栏目:英语听力材料

惠山泥人一般可分为两大类，一类为“耍货”，也称“粗货”。采用模具印坯，手工绘彩，造型单纯，用笔粗放，色彩明快，形神兼备。内容大多以喜庆吉祥题材为主，如大阿福、老寿星、渔翁得利等等，深受群众和儿童喜爱。

2010-04-02 所属栏目:英语听力材料

Point at a ball and a dog will look at the ball, whereas a cat will probably look at your hand. Dogs seem to have a ready understanding of how human beings direct attention by pointing, and can follow

2010-04-02 所属栏目:英语听力材料

In India, a landmark law which makes education a fundamental right for all children between six and 14, has come into effect. But many challenges lie ahead in ensuring access to education for all in a

2010-04-02 所属栏目:英语听力材料

Northern Senegal is on the front lines of the fight against desertification. Teachers are enlisting children to protect their village from the advancing Sahara.The children in this classroom are not r

2010-04-01 所属栏目:英语听力材料

Bone-dryis one way to describe it, as the only thing hydroelectric dams acrosssouthwest Chinaare holding back is sun-baked earth. This is a common scene as rivers andreservoirs have completely dried u

2010-04-01 所属栏目:英语听力材料

US lawmakers promised to talk with the Treasury Secretary before coming to more conclusions. But pressure mounted to designate China as a currency manipulator. Well, I think if we don't label China a

2010-03-31 所属栏目:英语听力材料

EarthSkyDaniel Kammen: From our analysis, probably the most interesting feature of algae is that it's a wildcard. Since algae might be a big player, but right now, it'll take some breakthroughs for

2010-03-31 所属栏目:英语听力材料

Cell biologist Elaine Fuchs is known for revolutionizing the study of skin and for her support of women in science.

Children, Elaine Fuchs says, have a natural fascination with science. She rememb

2010-03-31 所属栏目:英语听力材料

Here is another cutting-edge technological project off the North coast of Scotland. Power companies have listed 10 sites on the seabed to turn wave and tidal energy into electricity. Such a cool idea,

2010-03-31 所属栏目:英语听力材料

It’s a global call to action directed at every person, government, business and community across the planet, the message: Lights off for one hour at 8:30 PM on Saturday, March 27th.Four thousand citi

2010-03-31 所属栏目:英语听力材料

Elephants. They’re the SUVs of the animal kingdom. They’re big and rugged, and can carry lots of cargo. And now a study in the Proceedings of the National Academy of Sciences suggests they come equi

2010-03-31 所属栏目:英语听力材料

Good evening, everybody. Tonight, after nearly 100 years of talk and frustration, after decades of trying, and a year of sustained effort and debate, the United States Congress finally declared that A