[网络] 甲基叶酸

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(222) / 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(256) / 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(265) / 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(238) / 评论(0) 分类 初学者听力文摘精选

赫芬顿邮报:科学家预言,未来不久,人们将能够通过吞药丸来获取知识,一颗药丸下肚,可能就学会了一门外语.有这么简单的方法,那中国的同学们再不用担心英语学习了. 吃药丸学习英语? Huffingt

发表于:2019-01-01 / 阅读(204) / 评论(0) 分类 双语趣听精彩世界

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(262) / 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(266) / 评论(0) 分类 医务英语

Vitamin B9 is also known as folic acid or folate. Technically, folate is the term for the vitamin B9 that is found naturally in foods, while folic acid is the name for the synthetic supplement that is added to foods and vitamins. 维生素B9也称为叶

发表于:2019-01-03 / 阅读(205) / 评论(0) 分类 实用英语

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(290) / 评论(0) 分类 农业与发展

1. Get the Aspirin Advantage One of the greatest things you can do for your health is something you can do in literally half a second. If that's not incentive, we don't know what is. A half a second a day can translate into extra years of life. Takin

发表于:2019-01-08 / 阅读(288) / 评论(0) 分类 英语小短文

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(267) / 评论(0) 分类 VOA2003(下)-环境与健康

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(288) / 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(308) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
a sigh of relief
acetal
addebted
aerial tuning motor
Akhelia
Alpha-Chymar
angiscala ogaitoi
apolysis
arbitrable dispute
be destructive to
bird species difference
Bispham
black anguss
bottom-pouring
bowl paper
Brahinka
braided river(stream)
catalytic synthesis
chill mottle control
circuit non repetitive peak off state voltage
clip sheet
code absence
command directed economy
commutershed
complexing power
constant-pressure combustion chart
core exit quality
cowperthwaite
cross-media
crude mineral oil
cume persons
DaCosta's syndrome
dividents
down-with
duplicate sample
Elaeis oleifera
embathing
entomophilous
exempt from estate duty
extratropical tropopause
father substitute
finite state language
Gamstorp
GBRS
gownmen
grzegorz
haddies
heliometers
highway grade crossing
kneading dryer
lamellar spacing
law of God
Levantine Arabic
level stretch of grade crossing
limit of reaction
line feed signal
literacy support service
mean fiber
meningocytes
minxin
monotocardian
Muene
multiple leaf spring
muspace
nonswearing
order line
poccoon
Poisson density
portlier
potentiostat
power press
predominace
previous life
prior-check button
pseudo-optogram
quad-sector air preheater
quasits
rapid automatic press
retractions
ribband
ring-canal
salutator
Schambach
Scopeumatidae
scotobacteria
shaft arm pin
short s
single seed of grain
size of fetal head
Sorgius' glands
spliceostatin
standard train
steel aging
storage length
summary entry
to dump someone
topshells
tuning screw pin
vertex figure
viscoelastic gas
wadis
worker thread