单词：petroleum polymer
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[00:03.58]out a football ground clown school hour [00:07.97]外面 足球场 小丑 上课时间 [00:12.36]proud cow boy flower a publishing [00:17.19]骄傲的 牛仔 花 出版社 [00:22.02]ground shout out [00:24.75]地面 呼喊 [00:27.48]hope ho
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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
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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
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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
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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
60秒科学
Stopping Debt Payments Could Worsen Venezuela's Crisis Venezuela is struggling to pay back an estimated $150 billion in debt. 委内瑞拉正在竭力偿还大约1500亿美元的债务。 The countrys financial crisis only makes life worse for people
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英语四级同形异义词辨析09 1. They the report to the State council for approval. A) made B) submitted C) committed D) admitted 2. Wed like to a table for five for dinner this evening. A) preserve B) reserve C) retain D) sustain 3. The Europe
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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
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This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? On May 19th, President Obama announced a new federal gas mileage standard. He wants the country's entire car and light truck fleet to average 35.5 miles per gallon by 20
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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
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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
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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
2016年VOA慢速英语(九)月
By Scott Stearns White House 24 January 2007 U.S. President George Bush wants Americans to cut their use of gasoline by 20 percent over the next 10 years. VOA White House Correspondent Scott Stearns reports, it is the cornerstone of a new energy poli
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'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
VOA标准英语2016年(二月)
Science and Technology 科技 Solar heat for oil wells 用于油井的太阳热 Mirrors in glasshouses can be used to heat stones 玻璃房里的镜子.....可以用来加热石头 THERE is a lot of energy from ancient sunshine stored in the oil that
经济学人科技系列
12:The different types of travel restrictions to be eased as a result of the restored ties, including family visits and official visits as well as journalistic and education work, according to The New York Times. Tourism, however, will reportedly rem
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Sinopec boss wins Petroleum Executive of the Year award LONDON, Nov. 12 (Xinhua) -- Chinese oil giant Sinopec's boss Fu Chengyu has been awarded the title of the Petroleum Executive of the Year in London on Monday evening by the world leading energy
英语新闻
BOGOTA, May 2 (Xinhua) -- Colombia's second largest guerrilla group blasted a main oil pipeline on Friday, causing oil spill in the northeastern region, local media reported. The rebel National Liberation Army (ELN) attacked the Cano Limon-Covenas pi
英语新闻
世界本没有长难句，修饰成分多了，便有了长难句。 阅读速度大部分来于短时间内理解长难句的能力。 大家在看长难句的时候，多思考，一个句子为什么这么长，常见的修饰成分到底有哪些？
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