甲基苏氨酸

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(100) / 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(156) / 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(154) / 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(121) / 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(175) / 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(157) / 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(191) / 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(156) / 评论(0) 分类 VOA2003(下)-环境与健康

In 'Soy Yo' Video, Bomba Estreo Pays Tribute To 'What's Inside Of You' play pause stop mute unmute max volume 00:0004:37repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your

发表于:2019-01-16 / 阅读(146) / 评论(0) 分类 2016年NPR美国国家公共电台9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(183) / 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(168) / 评论(0) 分类 VOA常速英语2013年(十月)

By Anjana Pasricha New Delhi 11 September 2007 Bangladesh Nationalist Party activists gather before central office in Dhaka, Bangladesh, 10 Sep 2007 In Bangladesh, political parties have reopened their offices after the government eased a ban on poli

发表于:2019-02-09 / 阅读(179) / 评论(0) 分类 2007年VOA标准英语(九月)
学英语单词
administrative rights
africane
annuities in advance
applicable laws and regulations
bandy knees
bapcs
batho
bdl.
Big 5
blooa plastid
Brauw
bufo vularis japonicus
buraimi oasis
calpain inhibitor
chandra gupta ii
chronic lymphangiitis
Clarion Fracture Zone
Clausius inequality
contentional
direct transform
distance fog
dope whore
drawdown of loan
dual relationship
e.gray
ecclesiastical
echeneididaes
endocolitis
expected income
fasciculus albicantio-thalami
fibrinopenin
frequency type telemeter
fumist
general theory of statistics
get off scot - free
golddust
Grosser Müggelsee
grown away from
Guignies
hoggishnesses
hot electric pressing
income audit
instruction execute
interna urethrdomy
iso-anaphylaxis
kerio
ketoestrone
leap out
lemoniid
limit of liability for personal injury
loading machine with chain buckets
Lokka
Loran-C system
macromanaged
make every effort to
McFadden
medium term loan
melabasalt
melt into the scenery
memory-centered processor
minimum centrifugal force
modica
multiple matched word
neoprene latex
Niaria
noddlefishes
oil-gas field development and exploitation
overissue
Pagoh
paradise fish
peak polished rod load
pectizes
phosphokinases
pitching vessel
posthatchling
puman
rerank
risk disclosure
river classification
room-free
santobrite
semi automatic transmission
significant status
Silencio, Pta.
solar ecliptic limits
spherical resolver
spindling
standard ink
sterns
steroid hormones poisoning
stratified proportional sampling
strength of pressure parts of boiler
subgrade squeeze-out
theory of free trade
tourist information office
twin-boat-type airplane
unallocate
unit interlock test
usurpor
vane channel
Winternitz's sound
x ray structural analysis