甲基烯丙基酮

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(46) / 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(96) / 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(95) / 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(49) / 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(125) / 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(90) / 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(130) / 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(99) / 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(125) / 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(76) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
aberrant reading
alamodeness
analog slave module
antifreezing coat
argyrite (argentite)
as-annealed condition
automatic totalling
Ban Sawi
bioenergetic therapy
bond timber
cascaded stochastic process
cerebral trichinosis
cheminosis
chonin
cold allergy
contact deasphalting method
copper(i) telluride
corporate taxation rate
coryn-
cotton insect
dasses
deburring
dependents' livelihood subsidy
depression crater
dima
dominant plant
double quantum transfer experiment
draughtboards
Drava, Drave
electric upset forging
expulses
fattening by castration
fixed length block
gallouss
garden tools
genus pertusarias
goniohemorrhage
graphical plot
greasy filth
hanced
HKEx Share Information Board
hoodwinkers
horizontal belt conveyer
interconvertability
irreducible chain
irtish rivers
isobiolith
kata-condensed rings
kerbing rib
knock together
labour management committee
lanched
lead vapour atomic laser
Levy method
lithocarpuss
low-frequency electromagnetometer
lower bearing shell
Lydolum
lymphoblastic leukemia
maglites
magzh
meta-information
metalliferous unit
metaraminol bitartrate
minimum flow bypass line
minor control field
mitis metal
nullifying
NUMAR
ocean wave diffraction
okuninushi
Oxoquinolines
Paganini
party-line driver
perineal urethrotomy
perivascular glosis
pipe in
police courts
precision alignment gyrocompass
radiative transfer
rated freezing capacity
relative gradient
rhynchoceph
sequence switch
sinbad the sailors
Sinusectomy
Siphonostegia chinensis
snow trilliums
stacked the deck
starfruits
suction elbow
telepiu
test pile
unplaned
us ambassador
Vaccinium pseudobullatum
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wasteplex
weight series
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wistiti