单词：methyl-cocaine
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NOEL KING, HOST: There is a frightening new dimension to the opioid crisis. People who are using cocaine are overdosing, not on cocaine but on fentanyl. Fentanyl makes heroin even more dangerous, and now it's showing up in cocaine as well. And that c
2018年NPR美国国家公共电台3月
By Efam Dovi Accra 30 September 2006 In Ghana, a senior police officer and 17 others are being prosecuted for their involvement in a major cocaine drug scandal that has engulfed the West African nation. ----- Ghana Ghana's government last July set u
2006年VOA标准英语（九月）
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
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
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
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
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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
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
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
农业与发展
BBC Learning English 6 Minute English 6 September 2012 Cocaine chicken 6 Minute English ? British Broadcasting Corporation 2012 Page 1 of 4 bbclearningenglish.com Jennifer: Hello and welcome to 6 Minute English from BBC Learning English. I'm Jennifer
六分钟英语
This is Scientific Americans' 60-Second Science. I'm Steve Mirsky. Got a minute? Gonna watch the NFL Conference Championship games on Sunday? Youll see evidence for a new finding: aggression is rewarding. In what scientists from Vanderbilt University
Scientific American(一)月
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
VOA2003（下）-环境与健康
By Phuong Tran Dakar 27 August 2007 Kenyan police officer stands guard as 1.1 tonnes of cocaine goes up in smoke at an incinerator in Nairobi (File Photo - 31 Mar 2006) Recent cocaine seizures in West Africa are forcing officials to find new ways to
2007年VOA标准英语（八月）
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
经济学人科技系列
BEIJING, Sept. 21 (Xinhuanet) -- Hollywood socialite Paris Hilton pleaded guilty（服罪） to cocaine possession and obstructing（妨碍） an officer in a Las Vegas court on Monday, according to media reports. Hilton, 29, admitted that cocaine fo
英语新闻
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
VOA常速英语2013年(十月)
By Naomi Schwarz Dakar 02 July 2007 Police in Senegal are investigating the largest ever drug bust in the West African nation. Several tons of cocaine have been seized and four South Americans and three Senegalese arrested in the seaside region of Mb
2007年VOA标准英语（七月）
By Cathy Majtenyi Nairobi 01 March 2007 Africa is increasingly being used as a conduit to traffic cocaine, with increasing numbers of couriers apprehended and more bulk cocaine seized, according to the International Narcotics Control Board. The Vien
2007年VOA标准英语（三月）
LOS ANGELES, March 22 (Xinhua) -- The Los Angeles County coroner's office revealed Thursday that U.S. pop icon Whitney Houston died of drowning and effects of atherosclerotic heart disease and cocaine use. The coroner's office determined that Houston
英语新闻
Nicotine Enhances Effects of Cocaine A new study from Columbia University highlights the role of tobacco in cocaine addiction. The research indicates that nicotine may be a key gateway drug in a biological as well as a social context. Dr. Amir Levine
VOA标准英语2011年(十一月)