光氧化降解

VOA标准英语2011--UN Warns Against Land Degradation

UN Warns Against Land Degradation A top U.N. advisor said on Friday that every minute, 23 hectares of land are degraded by drought and desertification. He said its damaging the economic, social and environmental pillars needed for sustainable develop

发表于:2019-01-13 / 阅读(45) / 评论(0)

VOA标准英语2011年(十二月)

2007年VOA标准英语-Environmental Degradation Seen as Contributing

By Valer Gergely Washington, D.C. 11 April 2007 Watch Environment Exhibit The effects of environmental degradation have been increasingly seen as contributing to conflict in various parts of the world. The growing scarcity of natural resources as a

发表于:2019-02-05 / 阅读(98) / 评论(0)

2007年VOA标准英语（四月）

Photo of my wife　我老婆的照片

Photo of my wife 我老婆的照片 A businessman enters a tavern, sits down at the bar, and orders a double martini on the rocks. After he finishes the drink, he peeks inside his shirt pocket, and then orders the bartender to prepare another double

发表于:2019-02-08 / 阅读(90) / 评论(0)

趣味英语

VOA标准英语2010年-Raising Food Rivals Fossil Fuels in En

New UN report highlights livestock production as major environmental threat Steve Baragona | Washington, DC 04 June 2010 A new United Nations report singles out food production as a major factor driving environmental degradation. Raising animals for

发表于:2019-02-12 / 阅读(57) / 评论(0)

VOA标准英语2010年(六)月

英语博客：Designing a special photo for the app.

I love to use my laptop, to play around with different programs, to surf the web, and to edit photos. Today I have been doing that for hours. Now that my app has come out in iTunes, I have been trying to design a really good photo for it. The existin

发表于:2019-02-17 / 阅读(62) / 评论(0)

英语博客 A cup of English

学个词Learn a Word 第713期 photo op.

今天我们要学的词是photo op. Photo op是photo opportunity的简称，意思是为做宣传而专门安排的媒体拍照机会。The meeting between the two Presidents was followed by a photo op, 两位总统会面后接受媒体拍照。一架

发表于:2019-02-19 / 阅读(64) / 评论(0)

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American Folk Art Museum

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