2-甲呋喃

Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! 汪培珽分级书单(MP3+绘本) TOP50初级英文绘本

发表于:2018-12-06 / 阅读(84) / 评论(0) 分类 汪培珽七 The Mona Mousa Code

AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n

发表于:2018-12-16 / 阅读(63) / 评论(0) 分类 2016年VOA慢速英语(十)月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(115) / 评论(0) 分类 Scientific American(六)月

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(109) / 评论(0) 分类 Scientific American(三)月

You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t

发表于:2018-12-28 / 阅读(65) / 评论(0) 分类 初学者听力文摘精选

剧情简介 继那只脾气坏又好吃懒作的加菲猫搞出了一大堆是是非非之后,大银幕上的新一代宠儿由三只古灵精怪的花栗鼠接手故事开始于一个生活在洛杉矶、雄心勃勃却又怀才不遇的词曲作家戴夫所面对的一系列窘境,他的制作人伊恩对于他的作品和女友克莱尔似乎都不甚满意,也

发表于:2019-01-01 / 阅读(70) / 评论(0) 分类 影视英语听力

Stomach Cells Happier with Dark Roast Coffee Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to research presented

发表于:2019-01-02 / 阅读(138) / 评论(0) 分类 60秒科学

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物(舞茸提取物) Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(111) / 评论(0) 分类 医务英语

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(145) / 评论(0) 分类 农业与发展

By Peter Fedynsky Washington, DC 21 November 2006 watch Counterterrorism v Darfur President Bush's Special Envoy for Sudan has denied an allegation that the counterterrorism cooperation between Khartoum and Washington is impeding U.S. efforts to sto

发表于:2019-01-07 / 阅读(169) / 评论(0) 分类 2006年VOA标准英语(十一月)

Lesson 21 Fur and Paws 第21课 毛和爪子 1. What is it? 1. 它是什么? A cat has fur, paws and a tail. 猫有毛,爪子和尾巴。 fur 毛 paws 爪子 tail 尾巴 2. Let's sing a song. 2. 来唱一首歌。 I saw a dog in a purple hat, On

发表于:2019-01-09 / 阅读(156) / 评论(0) 分类 冀教版小学英语(三起)--第三册

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(116) / 评论(0) 分类 VOA2003(下)-环境与健康

By Anita Elash Paris 25 June 2007 A conference in Paris aimed at finding a solution to the crisis in Darfur has ended with an agreement to coordinate future measures in the troubled region. But as Anita Elash reports for VOA from Paris, most of the k

发表于:2019-01-13 / 阅读(134) / 评论(0) 分类 2007年VOA标准英语(六月)

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(140) / 评论(0) 分类 经济学人科技系列

By Noel King El Fasher, Sudan 05 June 2006 Sudanese children collect water from a well in the village of Brikatouly in South Darfur, Sudan The international community is pressing the parties in Sudan'

发表于:2019-01-31 / 阅读(137) / 评论(0) 分类 2006年VOA标准英语(六月)

Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod

发表于:2019-01-31 / 阅读(97) / 评论(0) 分类 VOA常速英语2013年(十月)

By Peter Fedynsky Moscow 04 March 2008 The government of Ukraine will meet Wednesday to consider options in the face further reductions in natural gas deliveries from Russia. VOA Moscow Correspondent Peter Fedynsky reports that Russia's state-run ene

发表于:2019-02-05 / 阅读(123) / 评论(0) 分类 VOA标准英语2008年(三月)

The U.S. State Department, responding to Wednesday's International Criminal Court arrest warrant for Sudanese President Omar el-Bashir, said those who have committed atrocities in Sudan should be held accountable for their crimes. The United States

发表于:2019-02-05 / 阅读(96) / 评论(0) 分类 VOA标准英语2009年(三月)

以引人注目的大规模工程(比如纽约海港的瀑布)而知名的艺术家Olafur Eliasson,用空间,距离,颜色和光亮创造了艺术。这个富有想像力的讲座一开始就做一个关于知觉的试验。

发表于:2019-02-05 / 阅读(93) / 评论(0) 分类 TED公开课:艺术与幻觉

By Noel King Khartoum 06 December 2006 The United Nations and African Union are on high alert in El Fasher, the capital city of northern Darfur. Attacks by militias, known as Janjaweed, have jeopardized the Darfur Peace Agreement. From Khartoum, Noe

发表于:2019-02-08 / 阅读(175) / 评论(0) 分类 2006年VOA标准英语(十二月)