VOA标准英语2010年-CT Scan Radiation Draws Concern

Doctors use X-rays to view internal organs, obtain clear images of possible disease and to treat cancer. For years radiation has been used to save lives, but there is growing concern that some patients are getting more than they ask for when they und

SSS 2008-10-23

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals rely on all sorts of cues to find their next meal. Monkeys and birds are attracted to the colors of ripe fruits and berries. And snakes find thei

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He shook the squeeze bottle of mustard. The lift-top opened up. Did any mustard come out? He looked on the floor. He didn't see any mustard. He looked on the countertop. He didn't see any mustard. He squeezed mustard onto his two hot dogs. The next d

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Todd: OK, Nicoleta I am going to ask you questions about your kitchen. Nicoleta: Mm-hm. Todd: OK, first of all, what do you do in your kitchen? Nicoleta: Cooking mostly. Todd: Yeah, OK. At your home, back in Germany, who cooks at your house? Nicoleta

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Michael put a frozen burrito into the microwave. He sat down and read the newspaper. He read the sports section. He got up. He went to the microwave. He took out the burrito. It wasnt hot. It wasnt warm. It was still frozen. He had forgotten to turn

Humans to Mars Official NASA Goal, But What About Radiation?

Human exploration of Mars is now an official goal of the National Aeronautics and Space Administration (NASA). Last month, U.S. President Donald Trump signed a bill to increase NASAs budget. The law sets spending at $19.5 billion for the 12-month per

SSS 2009-08-05

This is Scientific American's 60 Seconds Science. I'm Steve Mirsky. Got a minute? In 1900 legendary physicist Max Planck described the way energy gets dissipated from any nonreflective object, called a blackbody. But even Max said if something else i

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Health Experts Detail Radiation Symptoms

U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation（放射） exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y

VOA慢速英语2010年-SCIENCE IN THE NEWS - Keeping a Lookou

DOUG JOHNSON: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Doug Johnson. FAITH LAPIDUS: And I'm Faith Lapidus. Today, we will tell about skin cancer. (MUSIC) DOUG JOHNSON: Skin cancer is one of the most common forms of cancer. It is also

托福写作考试9种常见问题

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WHO Warns Against Self-Medication as Antidote to Radiation

The World Health Organization (WHO) warns against the indiscriminate(任意的无差别的) use of potassium iodide as a precaution against nuclear radiation. WHO is issuing this advisory following reports of people in Japan and elsewhere who are usi

Japanese Radiation Adviser Quits in Rebuke

A key Japanese adviser on radiation（放射 ） leaks at the country's disabled Fukushima nuclear power facility has quit in protest over the government's handling of the disaster. The adviser, Toshiso Kosako, a radiation safety expert at the Univer

food from Japan to be tested for radiation

NEW DELHI, March 16 (Xinhua) -- The Indian government has ordered food originating from（发源于） Japan to be tested for radiation in the wake of explosions at a Japanese nuclear plant following a devastating earthquake-tsunami last Friday, repo

VOA标准英语2010年-Body Scanners, Touted as Effective Too

Public opinion polls suggest most Americans favor full body scanners as a way to protect against terror attacks on commercial airliners. The benefits of scanners are being debated in a number of countries. Some groups have raised privacy issues. But

U.S. finds low levels of radiation in milk

WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine（碘） has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai

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I'll have a sandwich for lunch. 我午餐想吃三明治。 吃午餐1.I'll have a sandwich for lunch. 我午餐想吃三明治。 2.I'll get you a Coke to go with your sandwich. 我帮你拿一杯可乐，让你吃三明治时喝。 3.I just made so

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赖世雄进阶英语词汇3500 Unit78

jewelry n.珠宝,首饰（集合名词,不可数） Zack gave his wife a piece of jewelry to celebrate their wedding anniversary. 查克给了他太太一件珠宝以庆祝结婚周年。 junk n.垃圾,废物 That bicycle I bought yesterday is really