单词：methyl nonanoate
单词：methyl nonanoate 相关文章
Photo: AP Margaret Chan, Director General of World Health Organization speaks at a press conference at WHO headquarters in Geneva, 29 Dec 2009 It would be prudent and appropriate for WHO, together with our member States to continue to monitor the evo
VOA标准英语2009年(十二月)
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
初学者听力文摘精选
The multi-talented Kitano Takeshi, a.k.a. Beat Takeshi, is a Japanese comedian, actor, TV presenter, author, poet, painter, video game designer, award-winning film director and academic. He is one of the few Japanese entertainers to be famous around
各国名人英文介绍
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
Hey sister, go sister, Soul sister, flow sister Hey sister, go sister, Soul sister, go sister He met Marmalade down In old Moulin Rouge Strutting her stuff On the street She said, Hello, hey Joe You wanna give it a go, Oh Gitchi gitchi ya ya da da (H
The Voice 美国好声音
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
VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith with People in America in VOA Special English. Today, we tell about the woman who was the most influential wife of any American president, Eleanor Roosevelt. (MUSIC) VOICE ONE: Eleanor
VOA慢速英语2008年（九）月
Israel's new right-wing government is considering a territorial concession to Lebanon. An elderly Israeli Arab in his home in the village of Ghajar on the border with Lebanon, 03 May 2009 Prime Minister Benjamin Netanyahu supports pulling out of a d
VOA标准英语2009年(五月)
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
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)
[Scene: Central Perk, everyone is there except Joey.] Monica: Alright. Phoebe? Phoebe: Okay, okay. If I were omnipotent for a day, I would want, um, world peace, no more hunger, good things for the rain-forest...And bigger boobs! Ross: Yeah, see.. yo
英语杂谈
Nigeria's most prominent militant group, the Movement for the Emancipation of the Niger Delta, or 'MEND', has claimed responsibility for a third day of violence in the southern oil producing region. Sarah Simpson reports from Lagos the militants say
VOA标准英语2008年（九月）
Inter's coach Stramaccioni, striker Cassano banned
英语新闻
Voice 1 Hello, Im Ruby Jones. Voice 2 And Im Rachel Hobson. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 We arrived at the c
环球英语 Spotlight
ROME, Nov. 4 (Xinhua) -- Antonio Cassano underwent a heart surgery Friday morning to correct a congenital defect which was uncovered this week. The procedure, which took around 30 minutes to complete, is understood to have gone according to plan, the
英语新闻