单词：lead-base babbit metal
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Unit 6 TEXT I Atomic Cars Text Every motorist dreams of a car of the future that does not have to be refuelled every few hundred miles, a car that will cost little to run because there is no outlay on
新编大学英语教程
By Roger Hsu Mephis, Tennessee 17 August 2006 watch Museum report The National Ornamental Metal Museum in Memphis is devoted to the conservation and advancement of metalwork. It is a place where metal smiths become synonymous with artists and where
2006年VOA标准英语（八月）
[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: Metal Sonic is flying through space and comes to an asteroid field, you need to help him blast his way through without getting hit or its game over. Instructions: Move: Up
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Zimbabwe's ruling ZANU-PF and the opposition Movement for Democratic Change were to begin talks about the political future of the country in South Africa's capital, but the timing is uncertain. As VOA's Delia Robertson reports from our southern Af
VOA标准英语2008年（七月）
When the sheets are very thin, they are called lead-foil. A great deal of lead-foil is used in China, to line the chests in which tea is sent to Europe. 特别薄的薄片儿就叫做铅箔, 中国就是用大量的铅箔来垫在茶叶箱里, 做成铅
英国学生科学读本
Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 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! Thankyou！ 爱探险的朵拉 BBC儿童动画-小猪威比
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