[化] 甲硫基

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(99) / 评论(0) 分类 2016年VOA慢速英语(十)月

Superhero Thwarts Evil Nazi Plot in 'Captain America: The First Avenger' Acomic book super hero whose exploits began in the 1940's is back as one of this year's big action movies. Here's a look at Captain America: The First Avenger. General Patton ha

发表于:2018-12-16 / 阅读(107) / 评论(0) 分类 VOA标准英语2011年(八月)

The 2.5 percent pre-determined interest rates attached to life insurance products here in China have been scrapped. The move is the latest effort by central government to liberalize the country's interest rates. The People's Bank of China has already

发表于:2018-12-19 / 阅读(113) / 评论(0) 分类 世界各地新闻集锦

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(156) / 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(153) / 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(118) / 评论(0) 分类 初学者听力文摘精选

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 cap [ kAp ] It's better to put the cap

发表于:2018-12-30 / 阅读(155) / 评论(0) 分类 每日攻克5词

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 cap [ kAp ] Clouds capped the woods. v

发表于:2018-12-30 / 阅读(306) / 评论(0) 分类 每日攻克5词

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(172) / 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(155) / 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(189) / 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(154) / 评论(0) 分类 VOA2003(下)-环境与健康

Scientists in Australia are developing a thinking cap that could unlock our hidden genius, by switching on and off certain sections of the brain. Researchers at the University of Sydney think their experiments show that we all have hidden creative t

发表于:2019-01-13 / 阅读(192) / 评论(0) 分类 VOA标准英语2008年(十月)

The speaker was addressing a roomful of teachers. He said, 'Thinking' and 'thinking critically' aren't the same. For example, if you're thinking about what day it is, that's not thinking critically. He instantly heard some murmuring. A teacher said,

发表于:2019-01-22 / 阅读(131) / 评论(0) 分类 英文短篇故事(纽约)

The tutor handed the black marker to his student. She was learning English. She constantly spoke to him in Russian, even though he hardly knew net from da. She wrote the two contractions for he is not on the whiteboard. He said, Very good. She smiled

发表于:2019-01-22 / 阅读(135) / 评论(0) 分类 英文短篇故事(纽约)

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(181) / 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(166) / 评论(0) 分类 VOA常速英语2013年(十月)

Idiom: Put on your thinking cap ( think hard ) Hit the book: Be accused of Malnourished Tabloid Taunt Sentiment Spark outrage Skeleton Catwalk Victoria Beckham has been accused of being 'malnourished' and has admitted to an eating disorder in the pas

发表于:2019-02-16 / 阅读(160) / 评论(0) 分类 趣味青春英语

LONDON, Nov. 14 (Xinhua) -- Liverpool's teenager winger Raheem Sterling is set to make his debut for England while his club teammate and captain Steven Gerrard is expected to earn the 100th cap in England's friendly against Sweden in Stockholm on Wed

发表于:2019-02-18 / 阅读(161) / 评论(0) 分类 英语新闻

Now, the VOA Learning English program Words and Their Stories. Our world is home to thousands of different kinds of birds. No two bird species are the same. Each one has its own unique qualities like its feathers! Feathers keep a bird warm and dry. F

发表于:2019-03-09 / 阅读(264) / 评论(0) 分类 2019年VOA慢速英语(二)月
学英语单词
aesthetic design
aethra scruposa
afrormosia
after-action
albes
Alectra
all-channel
alligators
arian
back-ends
bafflegab
Bloomsbury Group
boordly
Cable Internet access
cancellation of shares
cerebral fossa
colit
competitours
compressed air control system
crystal field
cu. cm.
cubical elasticity
dexpanthenol
diagnosticating
dipturus kwangtungensis
discrete of generation
domestic appliances
douchefags
drive someone into exile
drypis
Dulverton
earthing of lightning arrester
electronic quenching circuit
English horns
fitosterol
formamides
free flight range
gauge reading
geometry of position
glass oven
graphite shape
guild socialist
hapticss
head-turner
hslda
Hydrodictyton
inosinic acid
International Amateur Athletic Federation
Jidda
juncker
letched
marrens
mcwhorter
membrane osmometry
moeling
multilever
Myxopyrum hainanense
navigation information service
Navoiy
neothramycin
nonxeric
obambulation
orthogonal function
periophthalmia
perpetual book
pharygeal syphilis
pick out
place of call
planocaine base
pontoes
pranic
pre-machine
psychobiological entity
pull rate
radio-quiet
radix myelencephalica (n. accessorii)
reorientable
reversetranscriptase
Rockall Plateau
scanning microwave radiometer
sheer plate
sithes
slenderised
soyuzoids
spirit of salt
staphylocossin
supercomplexes
symmetric relation
synd
take someone for
tetrahydrofurfuryl caproate
thersitical
tmams
to bear false witness
tunica elastica interna
two-stage harmonic gear drive
ud (iran)
venial sins
wall fish
window dub
within one's prerogative to do
Zatobol'sk