标签：Copper 相关文章
By Gary Garriott Broadcast: November 3, 2003 This is Steve Ember with the VOA Special English Development Report. People have been recycling metals for hundreds of years. Today, re-using metal waste o
VOA2003（下）-发展与科学
Soon the flying sparks of the forge could be seen and the sound of its bellows heard. 很快从锻炉上飘出飞舞的火花，传来风箱的声音， Great slabs of iron were unloaded for him at the wharf, and for days no one saw him. 出现一大块
美国小学英语教材4
Brazil Closes Latin Americas Largest Landfill When Oscar Niemeyer and Lucio Costa designed Brazils capital, the city of Brasilia, their detailed plans did not include where to put food waste and other garbage. The answer was the Estrutural garbage du
2018年VOA慢速英语(一)月
AS IT IS 2016-07-29 Congo's Small Miners Fill Hole Left by Big Businesses 刚果小矿工填补大企业留下的洞穴 As large mining companies in the Democratic Republic of Congo are eliminating jobs, government officials are expanding the role of
2016年VOA慢速英语(八)月
From NPR News in Washington, I'm Carol Van Dam. With thousands feared dead from yesterdays massive earthquake in Haiti, the Pentagon is gearing up to send thousands of troops, cargo planes and ships to help the battered nation. President Obama promis
2010年NPR美国国家公共电台1月
And although they could scavenge most of the parts as well, 虽然他们也能弄到零件 they didnt have the sort of skills to build them that we had acquired by training ourselves through building them. 但他们不具备制作经验和技能 So w
名人传记
歌词如下: Hush, little baby, don't say a word. Mama's gonna buy you a mockingbird. And if that mockingbird don't sing, Mama's gonna buy you a diamond ring. And If that dimond righ turns brass, Mama's gonna buy you a looking glass. And if that loo
英语儿歌274首
AS IT IS 2013-11-07 Big Cats Once Lived in L.A. 曾经生存在洛杉矶的大型猫科动物 Hello again, and welcome. Im Jim Tedder in Washington. Today we take you to a very, very busy place in one of Americas largest cities. There we will find sc
2013年VOA慢速英语(十一)月
CHICAGO, Sept. 26 (Xinhua) -- Gold futures on the COMEX Division of the New York Mercantile extended loss on Monday, the fourth straight drop in a row, as investors rushed for cash amid liquidity crunch due to massive losses on other assets. The most
英语新闻
全部倒装和部分倒装: 如果谓语在主语前面, 就是倒装语序. 倒装语序又分为全部倒装和部分倒装. 在全部倒装的句子中, 整个谓语都放在主语的前面: Here are some registered letters for you. In came a man
实用英语
A small man in his wheelchair gently nudges his way into the packed Line 2 subway. People make way for him; he stakes out his space at the end of the car. He pulls out what looks like a slightly undersized car battery, and clumsily wraps the copper w
中英双语新闻
The search for alien life 寻找外星生物 Twinkle, twinkle, little planet 闪烁吧，小行星 An undervalued optical trick may help to find life in other solar systems 一个不被人重视的光学方法可能能帮助寻找其他太阳系的生命
经济学人科技系列
Science and technology 科学技术 New transistors 新型晶体管 Mechanical advantage 机械优势 Two new types of transistor may lead to simpler, more efficient computers 两种新型晶体管或许会导致更加便捷高效计算机的出现 W
经济学人科技系列
We now know that there are a lot of microbes living deep within the Earth, many of which have nothing at all to do with the organic world. 我们现在知道了，有大量微生物生活在地球内部的深处，其中许多与普通的有机世界毫
万物简史
Science and technology. 科技。 The search for alien life 寻找外星生物 Twinkle, twinkle, little planet 闪烁吧，小行星 An undervalued optical trick may help to find life in other solar systems 一个不被人重视的光学方法可能能
经济学人综合
Explanation: Since 1886, the Statue of Liberty has been a symbol of freedom to people all over the world, meaning that when they look at a picture or photograph of the statue of liberty, they think about freedom in the United States. The Statue of Li
美国精神
Come down, come down! yelled the seamen to Daggoo, 下来，下来！水手们都对大个儿高声叫嚷， but with one hand holding on to the heavy tackles, so that if the head should drop, he would still remain suspended; 他一只手抓住那只大
白鲸记