单词：magnesia usta
[医] 煅镁, 氧化镁
单词：magnesia usta 相关文章
By Paula Wolfson White House 31 July 2006 President Bush says he is determined to end the war between Israeli forces and Lebanese-based Hezbollah militants, and will push for a sustainable peace at the United Nations. President Bush delivers speech
2006年VOA标准英语（七月）
[00:04.36]American officials are seeking ways for cities to grow without expanding into surrounding open space. [00:14.00]They are trying to rebuild the centers of older industrial cities. [00:19.91]And they want to help people use less resources suc
美国英语听力80篇
ENVIRONMENT REPORT - September 13, 2002: Summit on Sustainable Development By Cynthia Kirk At the close This is the VOA Special English ENVIRONMENT REPORT. Last week, delegates from almost two-hundred
健康与环境
By Paula Wolfson White House 31 July 2006 President Bush says America mourns the loss of life in the Lebanese village of Qana. The president says his goal is a sustained peace in the region. President Bush says the US looking for sustained peace in
2006年VOA标准英语（七月）
By Paige Kollock Washington, DC 12 May 2006 watch Sustainability Expo report More than 350 students from 21 colleges and universities were on the National Mall in Washington D.C. this week to compete
2006年VOA标准英语（五月）
By Paul Sisco Washington, D.C. 15 May 2006 watch Development report The World Bank held a Development Marketplace event in Washington D.C. recently. It lasted only two days but its impact may be felt
2006年VOA标准英语（五月）
BERLIN, Nov. 9 (Xinhua) -- Germany coach Joachim Loew made two surprises on Friday when he announced his 22-man squad for the upcoming friendly against the Netherlands. Hamburg's goalkeeper Rene Adler returns to the Nationalmannschaft after two years
英语新闻
Steps Towards a More Sustainable Life of Less When my grandparents were young, none of the appliances (let alone hi-tech gadgets) in our homes were in common use not the refrigerator, electric stove, dishwasher, washing machine, dryer, toaster, telev
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