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87 natural resources words coal metal iron ore oil water precious metal diamond export import refine mine mining miner drill(ing) engineer supply infrastructure wood stone pure natural aluminium oil well phrases drill for oil explore for oil discover
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欢迎收听澳洲广播电台中文部制作的金融世界节目，我是马健媛。 我是刘江。 经济是现代社会生活的重要组成部分，每天的新闻报道中都充满了有关预算
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hallmark?of?excellence?品质保证 英文释义: The?reputation?that?a?particular?brand?has?earnedfor?consistently?high?quality. (NOTE: hallmark?isa?symbol?or?stamp?that?guarantees?the?quality?of?aprecious?metal?such?as?silver?or?gold). 例句? As?t
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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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By Kane Farabaugh New York City 29 December 2006 watch Gold Exhibit report In January of 1848, James Marshall was digging a water ditch at Sutter's Fort in California when he noticed a shining metal substance. Marshall's finding sparked the largest
2006年VOA标准英语（十二月）