TED演讲:为何闪亮的玻璃高楼对城市生活有害(1)

Imagine that when you walked in here this evening, 想象一下当你在今晚步入这里时， you discovered that everybody in the room looked almost exactly the same: ageless, raceless, generically good-looking. 你发现所有在场的人看上去

科学美国人60秒 SSS Stopping Splashes with Smarter Surfaces

When you spill a liquid on the ground, it splashes. But if youre a guy using a urinal, or, more important, if the liquid is dangerous, say, an infected blood sample, you want to limit splashing. In other words: If an accident happens, you want the dr

英语听力文摘 English Digest 601、树叶与太阳能板

Leaves Inspire Better Solar Panels What do leaves and solar panels have in common? Both absorb sunlight and turn it into energy. But while solar panels typically have smooth surfaces, leaves have tiny wrinkles and folds that allow for maximum light a

英语语法：202 Who Versus Whom

Today's topic is who versus whom. I've received three requests from listeners to cover this topic. Here's Noreen: I just wondered if possibly in one of your episodes you could go through the use of who versus whom. I think that's a common misundersta

英语语法：110 Who Versus Whom--Advanced

Grammar Girl here. It was almost exactly a year ago when I did the first show about who versus whom. In that show I only covered the simple cases, and lately I've been getting questions that made me think I should delve deeper into the topic. So toda

你的刷牙方法正确吗？标准刷牙法

In toothbrushing, it is important to clean at the gum margins, because the bacteria usually accumulates here. Neglecting to clean the gum margins, the gums will become inflamed and will bleed easily on toothbrushing. 刷牙最重要的是针对牙齿的

Thomas Mueller extends contract with Bayern Munich

BERLIN, Dec. 19 (Xinhua) -- German international and Bayern Munich's offensive all-rounder Thomas Mueller extended his running contract until June 2017, the club said in an official statement on Wednesday. Bayern Munich youth product Thomas Mueller e

SSS 2012-02-01

It's tough to be a machine in the desert. Particles of dirty sands walk their way in to moving parts where they break turbine's motors pipes on other equipment.To avoid the costly warranty, researches are taking lessons from a desert native, the yell

VOA慢速英语2014 Earth's Surfaces Are Always Moving 地球表面一直在运动

Earth's Surfaces Are Always Moving 地球表面一直在运动 From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Scientists who study the Earth tell us the continents and ocean floors are always moving

VOA标准英语2011--Turkish Elections Marred by Sex Scandal

Turkish Elections Marred by Sex Scandal The Turkish general election has become known as the campaign of Sex, Lies and Videotape. The reaction to the release on the Internet of explicit sex videos appearing to implicate senior members of the National

VOA标准英语2015--机器人通过看视频学习做饭

Robot Learns to Cook by Watching Videos 机器人通过看视频学习做饭 Robots performing tasks according to a predetermined set of instructions are nothing new. But robots capable of learning how to do something by watching videos are a complet

美国国家公共电台 NPR A Sexual Underground Surfaces In 'Scotty And The Secret History Of Hollywood'

LULU GARCIA-NAVARRO, HOST: After World War II, a Hollywood gas station became the center of that city's hidden sex life. Scotty Bowers was an attendant there. (SOUNDBITE OF FILM, SCOTTY AND THE SECRET HISTORY OF HOLLYWOOD) SCOTTY BOWERS: One day, Car

TED演讲:昔日纽约(4)

The few surfaces not covered by signs are often clad in a distinctive, dark green-gray, striated aluminum siding. 这仅存的没有被商标遮盖的建筑，一般都被包裹在有特色的阴暗铝灰条纹的铝制外壁板之中。 Take-out san

PBS高端访谈:鲨鱼皮可能会成为抵抗超级细菌的秘密武器

JUDY WOODRUFF: Now: sharks. Just saying the word can send shivers down the spines of some, but as Hari Sreenivasan found in this report, studying their skin could be key to fighting diease and is on the cutting edge of the larger push announced at th

裸奔派VS西装派：看英国人如何吐槽37度高温

Commuters faced a nightmare journey home tonight as Britain's trains were blighted by delays and road surfaces melted in the heat. 今晚对于通勤的乘客而言真是个噩梦般的回家之旅英国的火车彻底延误毁了，路面高温简直是

ESL Podcast 371 – A Scandal

Caridad: Look at this! The president of McQuillan University is stepping down. He submitted his resignation this morning after an undergraduate student made allegations that they had an affair and that shes pregnant with his baby. Nate: Thats terribl

英文摇滚歌曲：Ancient Bards - Daltor The Dragonhunter

You, that fly in the sky Black Dragon die! Throw flames from your head trying to kill me you don't know who you are facing blood on your teeth but now let the fight begin! [Black Dragon] He is my spirit he lives in my heart he's guiding my will so I

英语听力文摘 English Digest 131、去沙漠如何着装？

D: Hey, Yael, check out my new white linen suit. It's going to keep me cool on my vacation to the Mojave desert. Y: That is one snazzy suit, Don. D: Oh, I'm stylin'. Plus, everyone knows that white reflects heat and black absorbs it. Yes, if you're o

经济学人236:金属,自己愈合吧 Metal,heal thyself

Metal, heal thyself 金属，自己愈合吧 Materials science: Researchers have devised an ingenious way for the damaged surfaces of metals to repair themselves when they come to harm 材料科学：研究人员构想出了一种新颖独特的方法，

经济学人326:旅馆卫生 当心遥控器

Science and technology 科学技术 Hotel hygiene 旅馆卫生 Mind the remote 当心遥控器 The next time you check in 下次你在办理入住手续的时候 3_副本.jpgNO ONE likes to think about who was in their hotel room before them, let alo