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

每天三分钟学英语 第125期:外国人问Is this low时怎么回答

01-高了吗？ Is this too high? 除了高，我们还可以问：Is this too low? 低了吗？ 02-直吗？平吗？ Is it straight? 除了平，同样可以问：Is it skewed? 歪吗？ skewed 歪 03-两边一样高吗？ Are they leveled? 问两边

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

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

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

跟着Gwen学英语之每日早读 第112期

How could humans create so many angles when their behavior is so convoluted and illogical? 语音讲解： 单词发音 behavior /bɪˈheɪvjə(r)/ convoluted /ˈkɒnvəluːtɪd/ illogical /ɪˈlɒdʒɪkl/ 连词发音 behavior is so /bɪˈheɪvjərɪ

TED演讲 :飞向海洋(5)

You see the larger wing area here. 你们可以看到这儿有面积更大的翅膀。 Also, clearly, it was such a powerful thing,we wanted to try and bring other people but we couldn't figure out how to do it. 而且，这还是件很有影响力的事

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

绿箭侠第一季 第39期:劳蕾尔的教训

Where were you? 你去哪了 What? 什么 What are you doing here? 你在这儿干什么 I heard about the shooting, 我听说枪击的事了 and I wanted to make sure you were ok. 所以来确认一下你没事 You did? 真的吗 Yeah. 是的 I knoc

学个词Learn a Word 第1639-self-centered

今天我们要学的词是 self-centered。Self-centered 自我为中心的。Researches show the belief that Gen Y as a group are self-centered and unwilling to sacrifice is just wrong. 有研究显示，80后一代人完全以自我为中心，不愿

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

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，

秘鲁南部发生6.0级地震

WASHINGTON, July 16 (Xinhua) -- A 6.0-magnitude earthquake jolted southern Peru on Tuesday, the U.S. Geological Survey (USGS) said. The quake, which occurred at 0237 GMT, was centered 18 km west of Chivay, with a depth of 6.6 km. No casualties or dam

委内瑞拉发生6.1级地震

WASHINGTON, Oct. 11 (Xinhua) -- A 6.1-magnitude earthquake jolted off the northeastern coast of Venezuela on Friday, the U.S. Geological Survey said. The quake, which occurred at 0210 GMT Saturday, was centered 33 km north of the town of Gueiria.

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

雅思写作提纲：科技的利与弊

六、科技(电话，电脑)的利与弊 1、On the positive side (1)make life faster，easier and safer (2)the world is becoming smaller and closer，trains cars plains make possible to travel to distant places (3)modern communication tools，使人们