铁砂,磁铁矿砂

Sierra Leone hopes to become Africa's biggest exporter of iron ore with the opening of a new mine in the central Tonkolili district. Geologists say the new mine holds more then five billion tons of iron ore. Before mining can begin at Tonkolili, geol

发表于:2019-01-13 / 阅读(27) / 评论(0) 分类 VOA标准英语2010年(二月)

By analyzing different samples of lava, Herrero / Bervera has built up a picture of how the filed has changed since long before humans were around. They are actually the recorders of the Earth's magnetic field in hundreds of years, thousands of years

发表于:2019-01-22 / 阅读(48) / 评论(0) 分类 自然百科2011年

The story goes that two friends were walking through the desert. During some point of the journey they had an argument, and one friend slapped the other one in the face. 两个朋友结伴穿越沙漠,旅途中二人突然吵了起来,其中一个掴

发表于:2019-01-30 / 阅读(79) / 评论(0) 分类 实用英语

Leona Lewis首张专辑中的精品 Footprints In The Sand You walked with me Footprints in the sand And helped me understand Where I'm going You walked with me When I was all alone With so much unknown Along the way then I heard you say I promise yo

发表于:2019-01-30 / 阅读(83) / 评论(0) 分类 听歌学英语

听歌学英语:Footprints In The Sand(沙滩上的脚印) Leona Lewis是一名英国的Pop、RB(rhythem and blues)创作型歌手。她因夺得2006年第三届英国电视选秀X-Factor冠军而成名,而她同样也是第一位赢得此选秀的

发表于:2019-01-30 / 阅读(75) / 评论(0) 分类 听歌学英语

音乐咖啡厅:Ruben Studdard - Footprints in the sand 相关介绍:2003年5月21日,在第二季的美国偶像大赛(American Idol)决赛上,一个身材巨肥硕的黑小伙,被评委称为天鹅绒般的泰迪熊(Velvet Teddy Bear)的RB歌

发表于:2019-01-30 / 阅读(122) / 评论(0) 分类 音乐咖啡厅
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