VOA标准英语2014.11.21 斯蒂芬, 诺贝尔, develop, 美国科学家, living

Rebecca949

Three scientists -- Americans Eric Betzig and William Moerner and German Stefan Hell -- have won the Nobel Prize in Chemistry. They were awarded for their development of microscopes so powerful they can be used to see how diseases develop inside the tiniest living cells. 美国科学家埃里克`白兹格、威廉`莫尔纳尔以及德国科学家斯蒂芬`黑尔等三人获得诺贝尔化学奖.此奖主要是表彰他们改进的显微镜功能强大,能观察疾病是如何在微小的细胞内部生长. _______________________ I'm Ray Kouguell in Washington. That's the latest world news from VOA. 我是雷`库格尔从华盛顿发回报道. 以上就是最新的VOA新闻.

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frl_2000

us office say living longer using 2012 childborn almost 79 years

hollykirsch

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