机械类词汇大全-20

799 、 重量 weight 800 、 重锉法 heavyfiling 801 、 限制开关；极限掣 limitswitch 802 、 限流器 currentrestrictor 803 、 降服点；屈服点 yieldpoint 804 、 降压器 stepdown

听美文故事记6级单词09-03

3. Tennis's Heritage Everything about tennis, except its essential rules, has changed from the way it was played 100 years ago, when balls, clothes, players and spectators all were white. Andre Agassi's baggy shorts and Serena Williams' bright, skint

TED演讲:吸引力的科学(3)

If a potential mate has managed to pass all these tests, there's still one more: the infamous first kiss, 即便一个潜在的伴侣已经成功通过以上所有的测试，这里还有最后一关：初吻， a rich and complex exchange of tactile

美国科学60秒 SSS 2015-01-12

This is Scientific American - 60 seconds Science. I'm Synthia Graver. Got a minute. It's obivious that say turning the lights off saves money, but being reminded that using less energy saves money may not be the most effective way to motivate consume

英语听力 暮光之城•暮色 第305期:第十八章 猎杀(4)

That sounds very interesting, and welcome. His smile was genial. 这听上去很有趣，我们很受欢迎。他和蔼地笑着。 We've been on the hunt all the way down from Ontario, and we haven't had the chance to clean up in a while. 我们从安

英语听书《海底两万里》第417期 第25章 地中海四十八小时(44)

Oho! We know that, do we? Captain Nemo replied in a tone of mild surprise. Well, professor, we have good reason to know it because it's the truth. 啊！人们知道这事吗？尼摩船长回答，语气有点惊异。那么，教授，人们当然知

蒙娜丽沙搬进卢浮宫新居

Mona Lisa Moved to Refurbished Room in Louvre 蒙娜丽沙搬进卢浮宫新居 DaVinci brought his famous painting to France in 1517. It has been housed in the Louvre since 1804. Last year, curators

2007年VOA标准英语-Ugandan Army Accused of Looting Teak Wood from

By Alisha Ryu Nairobi 27 September 2007 Uganda's Minister of State for Defense says she is shocked by accusations that soldiers in the Ugandan army have been illegally logging valuable timber from southern Sudan and taking it back to Uganda. The alle

Greenspan Predicts US Job Growth Soon

Greenspan Predicts US Job Growth Soon Barry Woods U.S. central bank chief Alan Greenspan told a congressional committee Thursday that the United States must resist protectionism . Mr. Greenspan told t

The Importance of Being Silly 难得糊涂

We all, at one time or another, have pretended to be a rock star, singing and dancing along to our favorite song. Most of us have done this in the privacy of our own room when we were kids and as adults, in the privacy of our homes. Me? I love to do

SSS 2009-04-02

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The common method of closing a surgical incision is simply to stitch the patient up. There are some issues, though. Good stitching can be challenging,

人生贵在糊涂

人生贵在糊涂 人一生，短短数载，不够时间计较，不够时间事事明细，不必在思前想后中耗磨时间，懂得享乐，人生贵在糊涂。 We all, at one time or another, have pretended to be a rock star, singing and da

TED演讲:来自阿拉伯女商人的成功经验(2)

As I got my Bachelor's and PhD in electrical engineering, 当我电子工程方面取得学士与博士学位， did R And D in the UK, then consulting in the Middle East, 在英国从事研发，此外在中东咨询， I have always been in male-do

NASA's probe confirms Einstein space-time theories

WASHINGTON, May 4 (Xinhua) -- The U.S. National Aeronautics and Space Administration (NASA) announced Wednesday that its Gravity Probe B (GP-B) mission has confirmed two key predictions（预测预言 ） derived from Albert Einstein's general theory

英国中产阶层家庭学生被外国学生“挤出”顶级私立学校

Britain's most prestigious boarding schools are enrolling one foreign student for every five new pupils amid school fee rises that are 'squeezing' the middle class. 随着学费上涨，英国最著名的寄宿学校每招收五个新生中就有一个

美文：人生贵在糊涂

人一生，短短数载，不够时间计较，不够时间事事明细，不必在思前想后中耗磨时间，懂得享乐，人生贵在糊涂。 We all, at one time or another, have pretended to be a rock star, singing and dancing along to our

VOA标准英语2011--Earthquake Science Still a Shaky Busines

Earthquake Science Still a Shaky Business The magnitude 5.8 earthquake that rattled the East Coast of the United States in August caught everyone - even geologists - by surprise. But even when there's reason to think an earthquake could be around the

万物简史 第177期:爱因斯坦的宇宙(20)

Every object that has mass creates a little depression in the fabric of the cosmos. 凡有质量的物体在宇宙的底垫上都能造成一个小小的凹坑。 Thus the universe, as Dennis Overbye has put it, is the ultimate sagging mattress. 因此

大学双语美文：难得糊涂

We all, at one time or another, have pretended to be a rock star, singing and dancing along to our favorite song. Most of us have done this in the privacy of our own room when we were kids and as adults, in the privacy of our homes. Me? I love to do

托福写作高分范文：teachers

Do you agree or disagree with the following statement? The teachers should be paid according to how well the students perform. Teachers should in part be responsible of the students school performance, yet I disagree to the statement that the teacher