6-甲基茜素

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(109) / 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(161) / 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(160) / 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(134) / 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(181) / 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(168) / 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(197) / 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(164) / 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(187) / 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(180) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
Acanthineae
acrotergal
Aeridostachya
amateurish
answer the telephone
auri-argentiferous vein
Ball B.
bchh
be in on it
bitter spar (dolomite)
blending of flavor
briser
british capture clause
buttock planking
centerbit of claw type
Chemotaxins
circumvestite
clio pyramidata lanceolata
coarsener
coemulsifier
communicating functional processes
compilation board
copy field
cross-filling
cuvierian veins (or duct of cuvier)
direct expansion air cooler
direction filter
disc cylinder
doubling
drive ratio
ductus nasofrontalis
e-finance
electron gyrofrequency
embank out
employment policy problem
English springer spaniel
farmerhood
fine crystalline material
flow graph
fluxibility
fresh news
germanene
gossoncus
granuloma of pudenda
groundcovers
hily
horizontal dipole
IIU (input interface unit)
improvement scheme
injection profile thickness
insemination reaction
invariant cone
krebss
liegedom
manipula tor
martez
microblog
mind-style
mommy tracker
motorcoaches
Mukhor-Konduy
multichannel correlator
multiple tangent
N. Y. S.
Naikliu
netilmicin
non-noble
OXRB
parties to the action
polymetatarsia
praeambles
proportional rate
qulifying examination
radial probability function
recurrent tarsal vein
reincarnationism
rock up
semihourly
shanklin
siliceous organism
soil loss equation
special activity
spending on administration and management
splate
ste(i)nine
stereo-acuity
synaptoneurosomes
teacher qualification resume
the writruns
three - quarter time
transmitted light microscopy
tread horse gear
trip-madam
Uvs Aymag
vertical astigmatism compensator
Vosselaar
weighted value of a voltage
weisweiler
white settler
wonkiness
woolds
worid