[化] 四氢吡喃

[单词解析速记].JV.569.(Panegyric.and.Responsive)

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发表于:2018-12-04 / 阅读(138) / 评论(0)

单词解析速记

SSS 2012-01-24

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

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国家地理-2008-06-12 Lost Pyramind Found 发现新的金字塔

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2007年VOA标准英语-Pop Duo Mozane Delivers Unique Musical Sound

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发表于:2019-01-07 / 阅读(240) / 评论(0)

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SSS 2008-04-15

This is scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Predicting a hurricanes strength and speed is crucial in order to save property and lives. Right now, the only way to get accurate information is to fly

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2018年CRI Locals hail Uganda's largest hydro power plant project financed by China

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Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. National Geographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti

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UNITED NATIONS, Oct. 28 (Xinhua) -- The headquarters of the United Nations is going to be closed for at least one day because of an expected hurricane, according to a statement issued to the press here on Sunday by the UN spokesperson's office. Due t

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The charts compare the source of electricity in Australia and France in the years 1980 and 2000. Between these years electricity production almost doubled, rising from 100 units to 170 in Australia, and from 90 to 180 units in France. In 1980 Austral

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