单词：Steffens
单词：Steffens 相关文章
So yes, I was the kind of opposite of Bill Clinton, who tried marijuana but didn't inhale. 于是我正好是比尔克林顿的反面，他尝试过大麻，但没有吸入。 See, I didn't try marijuana but I did inhale. 而我呢，明白吗，我没
TED演讲娱乐篇
The gentle waves of River Cam 剑河的柔波 Cambridge is famous as the home of one of the two oldest English universities, but the city has a long and eventful history of its own. The Roman may be the first to bridge the River Cam in 43 AD. In 875
走进剑桥大学
This is the only horse race in the world to be run at the edge of the sea. Held once a year on Laytown Beach near Dublin, it reflects Irelands centuries-old love affair with the horse. Man has bred these horses for speed and endurance. He has left hi
自然百科2009年
In many countries, prostate cancer is among the leading causes of cancer deaths in men. Doctors rely on a blood test called PSA (prostate-specific antigen) to screen for the disease. But there are big problems with the PSA test. Now, the researchers
VOA标准英语2010年(十二)月
LULU GARCIA-NAVARRO, HOST: Herding cats - difficult. So how about counting cats? Researchers in Washington, D.C., have just begun work on a three-year, $1.5 million cat census to get a definitive count of how many cats there are in the city. But why
2018年NPR美国国家公共电台11月
Stefana Broadbent谈互联网如何让人更亲近 Stefana Broadbent: How the Internet enables intimacy： 当我们担心即时通讯IM，发文本信息，Facebook在破坏人们的亲密关系时，但Stefana Broadbent的研究表明通信技术使得
英语演讲
当我们担心即时通讯IM，发文本信息，Facebook在破坏人们的亲密关系时，但Stefana Broadbent的研究表明通信技术使得人们增进更亲密关系，并跨越距离和工作规则的障碍，给人们以爱的关怀。
TED演讲视频集