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字源大挪移 Prefix - 表示数字的字首 43 di-,dicho-

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

发表于:2018-12-04 / 阅读(210) / 评论(0)

英文魔法师字源大挪移

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Anne Karin Kaasa - Gje Meg Handa Di Gje meg handa di, ven, naring;r det kveldar, det blir moslash;rkt og me treng ei hand Lat dei ljose og venlege tankar, fylgja med inn i draumars land Lat varmen fraring; ein som er glad i deg, tenne stjerner i mosl

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This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(164) / 评论(0)

Scientific American(六)月

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Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(171) / 评论(0)

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发表于:2018-12-30 / 阅读(183) / 评论(0)

不择手段背单词

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发表于:2019-01-06 / 阅读(201) / 评论(0)

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By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

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发表于:2019-01-28 / 阅读(181) / 评论(0)

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发表于:2019-01-31 / 阅读(189) / 评论(0)

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发表于:2019-02-05 / 阅读(204) / 评论(0)

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发表于:2019-02-05 / 阅读(167) / 评论(0)

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