SSS 2011-04-20

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

SSS 2010-03-26

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

SSS 2010-01-19

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

王玉梅托福词汇 Word_list_35

词条 含义 近义 solo n. 独奏曲 adj. 单独的 unaccompanied , single soloist n. 独奏者，独唱者 soluble adj. 可溶的，可溶解的 dissolvabel, meltable solution n. 解答，解决 n.

60秒科学:冬暖夏凉的屋顶

Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s

SSS 2008-09-01

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

SSS 2011-02-07

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

SSS 2011-04-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

VOA慢速英语--研究人员研发完全可降解轮胎

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

VOA标准英语2016--“智能”绷带有助更快治愈伤口

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

Shanghai unveils official microblog to serve the public

SHANGHAI, Nov. 28 (Xinhua) -- The Shanghai municipal government Monday launched the microblog Shanghai City on China's popular Twitter-like microblogging service Weibo.com. The microblog, officially verified as originating from the Information Office

China shuts down 97,000 blog, microblog accounts in anti-porn campaign

China shuts down 97,000 blog, microblog accounts in anti-porn campaign BEIJING, Sept. 28 (Xinhua) -- Chinese authorities have shut down about 97,000 blog and microblog accounts over the past seven months which are allegedly involved in dissemination

英语词汇分类：宇宙

world 世界 orb 星球，天体 cosmos 宇宙 cosmography 宇宙结构学 cosmogony 宇宙起源学 cosmology 宇宙论 earth 地球 sphere 天体，球面 globe 球 space 空间 sky 天 vault of heav

考研词汇辨析 1

overlap v.与…交叠 解析：Their duties overlap.他们职责相同。 passive adj.被动的 解析：【反义词】active 主动的 portion n.一部分 解析：for the great portion of one's li

TED演讲:宇宙有中心吗(1)

What is at the center of the universe? 宇宙的中心是什么？ It's an essential question that humans have been wondering about for centuries. 这是个很重要的问题，几百年来，人们一直在探索。 But the journey toward an answer

TED演讲:互联网怎样使人们变得亲密(2)

So, think of the three settings I've talked to you about: 那么想想这3个我所谈到的背景： factory, migration, office. 工厂，移民，办公室。 But it could be in a school, it could be an administration, 但这也可能在学校，在政

中英双语新闻——129 Micro films fragment time

We are living in a micro era. After the massive popularity of micro blogs and micro novels, online micro films are growing bigger now. 我们生活在一个微时代。继微博和微小说广受欢迎之后，网络微电影风潮也在日趋壮大。

全球首创3D生物血管打印机在成都问世

A Chinese biotechnological company announced on Sunday it has developed the world's first 3D blood vessel bio-printer, which makes it possible to produce personalized functional organs. 本周日，中国的一家生物技术公司宣布，它已经研

China to give further support to small, micro-sized firms

BEIJING, Feb. 1 (Xinhua) -- China's State Council, or the Cabinet, on Wednesday called for more efforts to support the sound development of small and micro-sized enterprises. Small and micro-sized firms serve as a significant channel for creating job

Internet Opens World to Microloan Investors

The Internet is linking entrepreneurs in the developing world with investors in industrial nations through sites that broker small people-to-people loans. These so-called microloans go to family-owned businesses in Africa, Asia and other areas. A $2