单词：transmissometers
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Yussouf was a sheik. He was sitting at the door of his dent in the desert. It was night. Nothing was visible in the desert. The only light was the light that came from the starts in the sky. They were twinkling in the sky. The sheik was sad at heart.
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From VOA Learning English, this is the Health Lifestyle report. There may be something in your food that you cannot see and cannot taste. But it could be killing you. It is an artificial oil commonly called trans fat. Trans fat is a toxic chemical th
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By David McAlary Researchers have shown that it may be possible to prevent sexual transmission of the AIDS virus HIV with a compound now in the experimental stage. Female monkeys who received it vagin
VOA2004（下）--健康科技
President Obama is urging world leaders whore meeting in Washington today to act and not just talk about safeguarding nuclear materials. NPRs Scott Horsley has more. President Obama called nuclear terrorism one of the greatest threats to global secur
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More than 300 scientists from 14 countries brought their skills to the Greenland base camp over five summers. Jim White studies really old ice. He thinks it will help predict what the climate will be like in the future. White is director of the Insti
VOA标准英语2010年(八)月
BEIJING, Nov. 4 (Xinhuanet) -- The amount of trans fat and other nutritional information will be marked on the labels of prepackaged food, according to the country's first national standard for food nutrition. The labeling will take effect on Jan 1,
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