三氯乙醇

A: I was supposed to meet with you at 1:30. B: Yes, I see. What did you need to see me about? A: There's a problem with my schedule. B: What's the problem? A: Two of my classes occur at the same time. B: Well, I can see that's a problem. A: Is it at

发表于:2018-11-30 / 阅读(187) / 评论(0) 分类 英语情景对话-大学生活

A: I have an appointment for 1:30. B: What can I help you with? A: Well, I have a problem with my class schedule. B: What is it? A: It seems that I've been given two classes scheduled at the same time. B: I can understand the problem with that. A: Is

发表于:2018-11-30 / 阅读(140) / 评论(0) 分类 英语情景对话-大学生活

By Brian Wagner Miami 30 March 2007 President Bush has set ambitious goals to reduce the country's dependence on oil, and increase the use of alternative fuels like ethanol. VOA's Brian Wagner reports from Miami that experts are now at work to ensure

发表于:2018-12-16 / 阅读(129) / 评论(0) 分类 2007年VOA标准英语(三月)

A: What do you need? B: I wanted to talk to you about transferring. A: What school do you want to transfer to? B: Im not really sure yet. A: You still have time to think about it. B: What do I need to do in the meantime? A: Youll need to finish your

发表于:2018-12-30 / 阅读(120) / 评论(0) 分类 大学英语对话

Today's podcast is going to test your knowledge of ethanol. What is it? How is it made? And what are the advantages and disadvantages of using it? I asked myself these questions recently, when I drove past a gas station that had a sign saying 'No eth

发表于:2019-01-01 / 阅读(108) / 评论(0) 分类 英语博客 A cup of English

By Scott Stearns White House 22 February 2007 U.S. President George Bush wants to cut America's dependence on foreign oil by increasing the domestic production of alternative fuels. VOA White House Correspondent Scott Stearns has the story. President

发表于:2019-01-12 / 阅读(130) / 评论(0) 分类 2007年VOA标准英语(二月)

By Paul Sisco Washington, DC 26 January 2007 watch Ethanol Alernative report In his State of the Union address, President Bush set an ambitious goal for the United States -- to reduce oil imports from the Middle East by 75 percent. He said this can

发表于:2019-01-13 / 阅读(140) / 评论(0) 分类 2007年VOA标准英语(一月)

Cutting Ethanol Subsidy Might Not Impact Food Prices With the U.S. ethanol industry consuming about a quarter of the nations maize crop, many have blamed biofuels for rising food prices in recent years. The new year brought the end to a $6-billion su

发表于:2019-01-13 / 阅读(74) / 评论(0) 分类 VOA标准英语2012年(一月)

Alternative Fuel Ethanol Hits a Wall 替代燃料乙醇遭遇难题/撞墙 When U.S. drivers fill their tanks with ethanol, they are essentially buying fermented corn grown by American farmers. A 2007 law requires gasoline makers to add increasing am

发表于:2019-01-14 / 阅读(112) / 评论(0) 分类 VOA标准英语2014年(五月)

The Lobotomy Of Patient H.M: A Personal Tragedy And Scientific Breakthrough ALLISON AUBREY, HOST: The story of Henry Molaison is a sad one. Known as Patient H.M. in the medical community, he lost the ability to create memories after he underwent a lo

发表于:2019-01-17 / 阅读(107) / 评论(0) 分类 2016年NPR美国国家公共电台8月

By Greg Flakus Houston 16 October 2007 In recent months food costs in the United States have gone up by well over six percent and some economists see government-mandated use of bio-fuels as a key reason. But, as VOA's Greg Flakus reports from Houston

发表于:2019-01-25 / 阅读(120) / 评论(0) 分类 2007年VOA常速英语(十月)

英文 Top100精选绘本(PDF文本下载) 更多儿童英语: 汪培珽儿童英文分级书单《神奇树屋》 唐顿庄园 爱探险的朵拉

发表于:2019-01-27 / 阅读(118) / 评论(0) 分类 英文Top100精选绘本

英文 Top100精选绘本(PDF文本下载) 更多儿童英语: 汪培珽儿童英文分级书单《神奇树屋》 唐顿庄园 爱探险的朵拉

发表于:2019-01-27 / 阅读(113) / 评论(0) 分类 英文Top100精选绘本

英文 Top100精选绘本(PDF文本下载) 更多儿童英语: 汪培珽儿童英文分级书单《神奇树屋》 唐顿庄园 爱探险的朵拉

发表于:2019-01-27 / 阅读(127) / 评论(0) 分类 英文Top100精选绘本

英文 Top100精选绘本(PDF文本下载) 更多儿童英语: 汪培珽儿童英文分级书单《神奇树屋》 唐顿庄园 爱探险的朵拉

发表于:2019-01-27 / 阅读(119) / 评论(0) 分类 英文Top100精选绘本

By Brian Padden Iowa 17 July 2006 watch Ethanol report Harvesting corn to make alternative fuel Oil prices recently reached a record high of $75 a barrel. And the growing profits are funding such anti-American governments as Iran and Venezuela. Thes

发表于:2019-01-29 / 阅读(206) / 评论(0) 分类 2006年VOA标准英语(七月)

By Paula Wolfson Sao Paulo 09 March 2007 The United States and Brazil are forming an informal alliance to push the production of ethanol. VOA White House Correspondent Paula Wolfson reports from Sao Paulo, the development and promotion of biofuels ma

发表于:2019-01-30 / 阅读(136) / 评论(0) 分类 2007年VOA标准英语(三月)

By Paul Sisco Washington 07 March 2007 watch Ethanol Alternative Fuel President Bush speaks to reporters about how cellulosic ethanol can be produced from biomass such as spruce wood chips President Bush leaves this week for a five nation Latin Amer

发表于:2019-02-03 / 阅读(137) / 评论(0) 分类 2007年VOA标准英语(三月)

By Jeffrey Young Washington 16 October 2007 U.S. farmers have gone through many cycles of boom and bust. But as VOA's Jeffrey Young reports, prospects for American agriculture are looking up, thanks to rising crop prices and land values, especially i

发表于:2019-02-03 / 阅读(123) / 评论(0) 分类 2007年VOA常速英语(十月)

LOS ANGELES, April 1 (Xinhua) -- Country music superstar Taylor Swift was named entertainer of the year at Sunday night's Academy of Country Music Awards (ACM) in Vegas, repeating her victory of last year. Miranda Lambert, Jason Aldean and Kelly Clar

发表于:2019-02-18 / 阅读(99) / 评论(0) 分类 英语新闻