甲基组织胺

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(70) / 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(117) / 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(118) / 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(70) / 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(141) / 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(117) / 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(151) / 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(122) / 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(142) / 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(106) / 评论(0) 分类 VOA常速英语2013年(十月)

LONDON, July 29 (Xinhua) -- By changing some particular brain chemicals lab mice would become hyperactive and sleep for just 65 percent of their normal time, according to a study released Wednesday by the Imperial College London. The chemicals, hista

发表于:2019-02-18 / 阅读(72) / 评论(0) 分类 英语新闻
学英语单词
Aberfoil
actual refreshment of memory
affamished
alcibiade
anti-corrosive zinc plate
athletic activity
badinter
bark miners
bedsied
Bigeminococcus
biovideograph
black pure phenolic resin primer
blockade fund
brainstorming trust
cartridge output
chainings
clinch bolt
combatize
croups
cryptochironomus viridiclava
cylindrical linear induction motor
disc file
efters
exceed in
Fontaine-le-Dun
frame synchronization
freshwater injection
frosty
fruit cups
fuel remained
galserian fissure (or petrotympanic fissure)
gari sibogai
genus chlorophoneuss
grating on
gross private domestic investment
gunjet lathe
half-reaction
have an axe to grind
Hepburn style
hoarer
identical permutation
ignitability of primary deck covering
in someone's province
initios
inseparable degree
laid-up tankers
lithotriptists
local busy
magnetocompass
march with
market structure
menora
micro-cap
moving block system
n-bit
naristilla
nonpolyurethane
normal propagation
on-carriage equipment
panlinguistic
papain-like
parcelgilt
Photo Explorer
Pobierowo
poleslaw
polymer chains
pressurization system
put into action
quartz-diopside-diorite
racemic lactic acid
radiation component of inpedance
Rajadell
retarmac
retransmission
roll strength
ropy wine
rotor seal
Sannio, Mti.del
schouten
seaworthiness experiment
selection mate
self report measure
sequins
series-field winding
Sidi Aïssa
Sowau
stop-start
structural heterozygosity
summating meter
summation curves
table band saw
take advantage of sth.
test ground
thoroughsped
three-ring circuss
throw-crooks
two out of three voting system
universal closure
unknightlike
W. A. R.
wagh
yard-craft