单词：TETRAGONURIDAE
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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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[00:00.00]I think you should leave. [00:02.30]我想你应该要离开比较好 [00:04.60]A:should I stay? [00:05.52]我该留下来吗? [00:06.45]B:I think you should leave. [00:07.47]我想你应该要离开比较好。 [00:08.49]It's better to lea
英语会话800句
T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗
医务英语
DAVID GREENE, HOST: We're going to hear now about the global effort to reduce hunger. In 1990, about a fourth of people on the planet were not getting enough to eat. Today it's less than half that. And a couple years ago, this progress inspired world
2017年NPR美国国家公共电台10月
Park Geun-hye, South Koreas president, has signalled she is willing to resign next year or accept the decision of an impeachment vote this Friday. 韩国总统朴槿惠(Park Geun-hye)已表示，她愿意明年辞职或接受本周五弹劾表决得出
英语新闻
10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur
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