[化] 异硫氰酸甲酯

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(75) / 评论(0) 分类 2016年VOA慢速英语(十)月

The UN refugee agency says it is worried about the security of people living in isolated villages near the former conflict zones of Georgia. It says some 2,300 people from villages in the buffer zone between the Georgian town of Gori and the breakaw

发表于:2018-12-16 / 阅读(131) / 评论(0) 分类 VOA标准英语2008年(八月)

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(121) / 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(122) / 评论(0) 分类 Scientific American(三)月

Eva: You ignore customers. You dont help them. 伊芙:你不搭理客人,你没有帮他们。 Nate: Tell me. What can I do? 奈特:那你说该怎么办?

发表于:2018-12-26 / 阅读(83) / 评论(0) 分类 天天练口语

Nate:I dont like my baby picture. 奈特:我不喜欢我的婴儿照。 Eve:Why not? 伊芙:为什么不喜欢? Nate:I just dont. 奈特:我就是不喜欢。 Eva:But they are cute. Look! 伊芙:但是他们很可爱耶。你看!

发表于:2018-12-26 / 阅读(93) / 评论(0) 分类 天天练口语

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(73) / 评论(0) 分类 初学者听力文摘精选

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(145) / 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(119) / 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(154) / 评论(0) 分类 农业与发展

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(125) / 评论(0) 分类 VOA2003(下)-环境与健康

By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di

发表于:2019-01-13 / 阅读(173) / 评论(0) 分类 2006年VOA标准英语(五月)

RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e

发表于:2019-01-16 / 阅读(141) / 评论(0) 分类 2017年NPR美国国家公共电台1月

Rape Allegations Against Actor-Director Nate Parker Resurface AUDIE CORNISH, HOST: The Birth Of A Nation, a new movie based on the story of Nat Turner's slave rebellion in 1831, was poised to be one of the breakout films of the year. The same was sai

发表于:2019-01-17 / 阅读(97) / 评论(0) 分类 2016年NPR美国国家公共电台8月

By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis

发表于:2019-01-26 / 阅读(226) / 评论(0) 分类 2006年VOA标准英语(九月)

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(147) / 评论(0) 分类 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

发表于:2019-01-31 / 阅读(109) / 评论(0) 分类 VOA常速英语2013年(十月)

Eminem 联手 Fun. 主唱 Nate Ruess 单曲《Headlights》MV震撼生猛出炉!这支MV由著名导演斯派克李(Spike Lee)掌镜,《Headlights》回到了当年8英里的取景地底特律拍摄,姆爷典型20012005年说唱风格彻底回归

发表于:2019-02-11 / 阅读(97) / 评论(0) 分类 英文最新流行歌曲

1. A winter storm is sparing the nation's capital from heavy snow. Federal offices were closed over predictions of up to 10 inches of snow. But only an inch or two fell in the DC area and most have melted as soon as it hit city streets. 2. A week of

发表于:2019-02-11 / 阅读(133) / 评论(0) 分类 美联社新闻一分钟2013(三月)

ROBERT SIEGEL, HOST: Massive Open Online Courses, or MOOCS, are reshaping the landscape of higher education. And there's no bigger MOOC than Coursera, the for-profit tech company, with 3.5 million people taking its online courses. Today, Coursera unv

发表于:2019-02-16 / 阅读(72) / 评论(0) 分类 英语语言学习
学英语单词
acinar gland
admire
alpha-saphylolysin
anilide butyr-
application association
Atrek(Atrak, Rūd-e)
auriferous banket
auxiliary air
back to earth
bardisms
Bilopaque
bizerta
boningtons
c.i.f.&c.
Carex pamirensis
cathecholamine
cathode pulse modulation
character instruction
Christendoms
chronic infectious arthritis
coefficient of products transported to total produced
compiler-oriented hardware
consumable electrode arc melting furnace
datatabulations
degree of segregation
descending grade
disillusionize
double policy
edge tracking
enteric coatel tablet
etching structure
forty-spots
FPROM
frequency bridge
fuel-pressure switch
galinas
gambling hell
Gap Nunatak
gemella
genus Todus
goggling
grounded neutral wire
growth feature
Handsome is that handsome does.
hang fire behaviour
harbor city
heavy caking coal
husbandman
imbedded text control
iron bearing material
joggled-lap joint
jus futurum
kara-kum
Kargasok
krens
laryngeal sound
lemnia saucia
magnetic push
microprogrammable microcomputer
momi
navarscreen
nieuports
no-apologies
non-flowering plants
offset slider-crank mechanism
one right after the other
ordinary crossover
organicity
overpassed
PCCC
power moment
PPGE
program cost estimate
pulse Doppler early warning radar
quasiperiodicity
ropners
ruthenium sesquichloride
scale
self-starting reluctance motor
semi-cargo boat
semi-plant
semifluidities
simulium (spp) bite
solar absorber
spider stitch
stage contactor
state insurance enterprise
stress-rupture
swordtail fish
swung it
tensor product of matrices
the battle of waterloo
Triglinae
turbopropeller
Twisted Pair Cable
unbridged
uncoronated
unwayed
utility tape processor
variants
xanthochroia