单词：silica-alumina catalysts
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A rooftop solar power project in Shanghai has become the first recipient in China of a loan from the New Development Bank, formerly known as BRICS Bank. 近日，上海的一个太阳能屋顶发电项目成为新开发银行（原金砖国家银行）
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Everything that's alive and quite a few things that aren't, gives off heat. That's what you are looking at now. Every part of your body is burning up energy and creating heat as it goes about the busi
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This is Scientific American's 60-Second Science, I am Karen Hopkin. This'll just take a minute. Physicists study all kinds of curious things,from the missing matter in the universe to the strange behavior of electrons ,but none of this is quite as cu
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Plant Self-defense Plants may appear to be helpless in the face of hungry,toothy animals but many plants have evolved interesting systems of self-defense. Coarse meadow grasses are a good example. If you run your finger along a blade of coarse grass,
英语听力文摘 English Digest
5 Tips for Salary Negotiations in a Down Economy 在经济低迷时期协商薪资的5大方法 Even in a down economy, you can negotiate your salary -- whether for a new job, a promotion, or a raise in your current position. The key to a successful
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AS IT IS 2015-07-14 Silica Sand Mining Worries Communities 美国硅砂矿引发社区担忧 The United States is increasing production of oil and natural gas through a process known as fracking. This process is sometimes called hydraulic fracking be
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Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani
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AILSA CHANG, HOST: Despite mounting evidence and a stream of dire warnings, federal regulators and mining companies failed to protect coal miners from toxic dust. MARY LOUISE KELLY, HOST: NPR and the PBS series Frontline spent more than a year lookin
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硕士研究生英语入学考试是一种水平测试、选拔测试，是为择优录取服务的教育测量手段。就阅读这一题型来说，据其在试卷中的分值比重、难易程度，所
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By Lisa Schlein Geneva 06 July 2007 Business leaders from 150 companies from around the world are calling for action on climate change. The leaders signed a declaration at a United Nations meeting, in which they committed themselves to reducing the d
2007年VOA标准英语（七月）
Love Don't Let Me Go- David Guetta You've got me dancin' and cryin' Rollin' and flying Love don't let me go You got me drownin' in a river Cold and in fever Love don't let me go Don't let me gooooooooooo...... You got me dancin' repeat x 2 (Don't le
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Hilary Swank is something very rare in Hollywooda two-time Best Actress Oscar winner, she won for Million Dollar Baby of course in 2005 and it came just 5 years after winning for Boys Don't Cry, and she's back in theaters right now in a great movie,
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Tips for Explaining a Job Loss 在求职面试中,如果被问到以往失业的经历,你是否能应付自如? 电视节目上常用的借口为了得到更好的工作，并不适用于所有人。 Today, the words you're fired have become part of
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