安全规程;安全技术规程

SSS 2008-08-26

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Don't be fooled by those big bovine eyes and the mouth slowly chewing cudcows have a magnetic personality. At least thats the claim made by German researchers in the

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英语晨读：人生车站

We're traveling by train.Out the windows, we drink in the passing scene of cars on nearby highways, of children waving at a crossing, of cattle grazing on a distant hillside, of smoke pouring from a power plant, of row upon row of corn ad wheat, of f

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VOA慢速英语 2007 1106a

AGRICULTURE REPORT - Farming Marginal Lands By Mario Ritter / Broadcast: Mon, 5 Nov 2007 16:00:00 UTC This is the VOA Special English Agriculture Report. An Australian farmer stands on land damaged by lack of rain last year To call land marginal mea

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VOA慢速英语2007年（十一）月

VOA慢速英语 2008 0115a

This is the VOA Special English Agriculture Report. Cattle graze in the western state of Oregon Grasslands need time to rest when cattle and other animals feed on them. Moving animals from one area of pasture to another can provide the time needed f

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美国小学英语教材4:第17课为所有的小鸟

FOR ALL LITTLE BIRDS 为所有的小鸟 NANCY BYRD TURNER 南希伯德特纳 God who loves all things, 上帝爱万物, Folks and flocks and herds, 无论是人类，还是飞禽和走兽， Lend an ear to this my prayer 愿他垂听我的祈祷, For

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美国小学英语教材4

美国国家公共电台 NPR Clashes Over Grazing Land In Nigeria Threaten Nomadic Herding

LYNN NEARY, HOST: For the past decade, Boko Haram has been killing thousands across northeastern Nigeria, causing millions to flee from their homes. But now there's another conflict in Nigeria that's killing more people than Boko Haram and threatenin

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学英语单词

ACDG

acute granulocytic leukemia

afroes

always create backup copy

artemisia tridentatas