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[=trimethyl-silyl-dimethylamine]三甲基硅烷基二甲胺
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[00:00.00]Module 5 MY VISIT TO THE USA [00:06.71]UNIT 1 How is the USA,Grandma? [00:11.41]1 Listen and read.Then say. [00:16.81]How's the USA,Grandma? [00:19.87]I'm having a wonderful time. [00:22.56]Yesterday,I walked in a park with my brother. [00:
发表于:2018-12-29 / 阅读(208) / 评论(0)
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By Paul Francuch Chicago 16 November 2006 Professor Milton Friedman, hailed by some as perhaps the 20th century's greatest champion of capitalism and economic freedom, is dead at the age of 94. Dr. Milton Friedman, 1976 Nobel Prize winner for econom
发表于:2019-01-04 / 阅读(273) / 评论(0)
2006年VOA标准英语（十一月)
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10 Tips from Grandma on Being a Woman My 68-year-old, small town Texas grandmother is the most quoted authority figure in my weekly Sex by Numbers column this fact says a good deal about how much I take to heart her advice. My grandmother never steer
发表于:2019-02-06 / 阅读(339) / 评论(0)
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