去甲基核黄素

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(49) / 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(97) / 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(51) / 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(126) / 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(131) / 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(127) / 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(78) / 评论(0) 分类 VOA常速英语2013年(十月)
学英语单词
Ab Khūr
absolute machine code
acceptance division
Ahobiryǒng
angle grinders
angle spatula
athreptic immunity
augur well for
bangiophyte
bimatallic corrosion
black taxi
blue drive control
body-mounted type solar array
capsomeree
carcinomatous myopathy
cestui que vie
chemical glass
clausocalanus pergens
compressed gap
cord solder wire
countermaund
crowed management training
dicephalus dipus tetrabrachius
diffugenin
dinitrohydroxyazo
diplasic
discharge knockout drum
display console
divide time
dump file
effective stroke
electrochemical kinetics
embryochemistry
ferbam
flight instructor
fluorecence spectrum
Foeniculum vulgare dulce
folktronica
forwarders certificate of transport
frequency audiometer
geloplastin
genus Cryptogramma
go be in Davy Jone's locker
grate shaker
heating resistance pad
heavy-duty bearing
injection equipment
interference test
junior service
kankan odori (japan)
knot garden
Kramer-Tisdall method
Leptospira biflexa
M and B
macroplastia
Marcaria
MF-Nitroimidazole
Mociu
morituri te salutant
mutagenics
National Advisory Committee for Aeronautics
natural bastard
nitritoid crisis
nonmotivation
Nottawasaga Bay
one-quarter
Orlyak
pre-erase
preciosas
prorogated
rising-falling
rope's end
Santonian Stage
sapodillas
sardi
schisler
scoop loader
sea apples
shop facade
single electron approximation
sits about
sloping-wall chamber
smoothness restrictions
sodium(-base) grease
sonolayer
stock market computer answering network
taphiser
thermal wake
tidal chamber
torbert
trackwidths
transisthmian
trines
tropical yam
turn her on
two-input multiplexer
undemocratisation
unhappening
usual offices
woolfil yarn
would you mind repeating that?
yose