单词：alkylene sulfide
单词：alkylene sulfide 相关文章
Amber: Hello, I'm Amber, and you're listening to bbclearningenglish.com. Today, we listen to parts of an interview with film star Penelope Cruz! She talks about her new movie, 'Volver', what she likes about working with Spanish director Pedro Almodo
Entertainment
I couldn't get over this mess. The federal government is confirming what Joan Glickman of Pompano Beach, Florida suspected all along. Tainted drywall from China is giving off a harmful gas that's turning her air-conditioning wiring black, causing it
cnn2009年(十一)月
Mercury Fillings Seem Safer over Time A study in the journal Chemical Research in Toxicology finds that mercury on the surface of dental fillings slowly turns to an inert sulfide compound, which should keep the mercury from harming the nervous system
60秒科学
Societe Generale chairman resigns 法国兴业银行行长辞职 Societe Generale's chairman Daniel Bouton has announced his resignation, saying the personal attacks against him risked harming the bank. Mr Bouton has faced increasing criticism ever since a ro
英语新闻
From VOA Learning English, this is the Health Lifestyle report. Garlic is one of the most common cooking ingredients around the world. Many dishes in Europe, Africa, Asia and the Americas use this strong-flavored vegetable. Garlic is similar to other
2016年VOA慢速英语(十二)月
By Kari Barber Thiaroye, Senegal 23 January 2007 watch Senegalese Immigration Tens of thousands of Senegalese and other West Africans left their homes and set out for the Canary Islands during the past year, hoping to find economic opportunity. The
2007年VOA标准英语（一月）
Graffiti Coming of Age in Senegal Graffiti art in Senegal's capital city is fast becoming a popular and socially accepted way for a young generation eager to speak out. Graffiti in Dakar can be considered a tool for development, rather than a pointle
VOA标准英语2011年(五月)
Black Tongues and Stomach Aches Don: Oh, no, Ya?l, I think I'm having a medical emergency. Quick! Call an ambulance. Ya?l: A medical emergency, Don? Are you sure? You look fine to me! D: But I'm not. This morning, I had a terrible stomach ache. And n
英语听力文摘 English Digest
Sewage stinks. But bacteria can make it smell better. Oh, yeah? That's true. Certain forms of bacteria feasting on sewage give off hydrogen sulfide, a really malodorous chemical, and one of several that give sewage its pleasing smell. In general this
英语听力文摘 English Digest
Gene Stops Ovaries from Testifying A mouse study in the journal Cell finds that a gene in females must remain active throughout her life to keep her ovaries from turning into testes. Karen Hopkin reports Little girls are made of sugar and spice and,
60秒科学
76 关于基因工程食品的网络法规 DATE=7-26-01 TITLE=SCIENCE REPORT - Rules for Genetically Engineered Foods BYLINE=George Grow (Start at 01'02
科技之光
84 利用基因技术提高粮食产量 DATE=8-14-01 TITLE=AGRICULTURE REPORT - Genetic Engineering Crop Debate BYLINE=George Grow （Start at 59
科技之光
64 基因疗法治疗血友病疗效有限 DATE=6-28-01 TITLE=SCIENCE REPORT - Gene Therapy to Treat Hemophilia BYLINE=Nancy Steinbach (Start at 01'02
科技之光
CARACAS, Sept. 14 (Xinhua) -- The death toll（死亡人数） of a plane crash occurred in the southeast of Venezuela （委内瑞拉） rose to 17 with two of the 36 survivors（幸存者） having died of their severe injuries, the state-run Convi
英语新闻
By Nico Colombant Dakar 13 April 2007 In the West African nation of Senegal, as in many of the poorest parts of the continent, horse carts still make up an essential part of daily life. They are used to move people, belongings and materials from plac
2007年VOA标准英语（四月）
BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E
英语新闻
BEIJING, Nov. 18 (Xinhua) -- Chinese State Councilor Ma Kai on Sunday met with visiting Comptroller General of the United States Gene L. Dodaro. Ma said the increase of communication on auditing between China and the United States will help promote t
英语新闻
CARACAS, Jan. 6 (Xinhua) -- Venezuela's top athletes gathered at a church Sunday to pray for their ailing president, Hugo Chavez, one of their most steadfast supporters, the Venezuelan News Agency (AVN) reported. Chavez is our main athlete, weightlif
英语新闻
LOS ANGELES, June 23 (Xinhua) -- ABC's General Hospital won its record 11th Daytime Emmy Award for Outstanding Drama Series here Saturday together with other four trophies, becoming the biggest winner of the night. Anthony Geary, who has been the lea
英语新闻
10 Benefits of Rising Early, and How to Do It Recently, reader Rob asked me about my habit of waking at 4:30 a.m. each day, and asked me to write about the health benefits of rising early, which I thought was an excellent question. Unfortunately, the
阅读空间