n. 甲基精氨酸

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(113) / 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(164) / 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(170) / 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(140) / 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(185) / 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(172) / 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(201) / 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(169) / 评论(0) 分类 VOA2003(下)-环境与健康

By Kari Barber Dakar 29 June 2007 An airplane carrying the Ivory Coast's prime minister, Guillaume Soro, came under fire by unknown assailants Friday, leaving several dead according to early reports. Sources close to the prime minister, say Mr. Soro,

发表于:2019-01-11 / 阅读(170) / 评论(0) 分类 2007年VOA标准英语(六月)

Promising Target For Malaria Vaccine Identified British researchers have discovered a biochemical key used by the malaria parasite to invade human blood cells. The discovery could pave the way for an effective malaria vaccine. The Plasmodium malaria

发表于:2019-01-13 / 阅读(166) / 评论(0) 分类 VOA标准英语2011年(十一月)

Online Video Service Targets Infants These days it seems like American television and videos have us in their clutches from cradle to grave. On the grave side, the Home Box Office cable-TV show Six Feet Under, about a family-owned funeral home, ran f

发表于:2019-01-13 / 阅读(103) / 评论(0) 分类 VOA标准英语2011年(七月)

California Winemakers Target China Producing Napa Valley wine is a highly skilled craft, and Chinese consumers are developing a taste for it, says Tom Hinde of Yao Family Wines, started by former Chinese basketball star Yao Ming. We've made five vint

发表于:2019-01-14 / 阅读(149) / 评论(0) 分类 VOA标准英语2013年(七月)

The Weekend - What a Bargain! (C0051) A: Hello. May I help you? B: Yeah, this dress is really nice! How much is it? A: That one is one hundred and fifty dollars. B: One hundred and fifty dollars? What about this other one over here? A: Thats one hund

发表于:2019-01-20 / 阅读(189) / 评论(0) 分类 纯正地道美语

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(190) / 评论(0) 分类 经济学人科技系列

Sidney reread the song list and artists. He noticed that the classic song Moon River was sung by Danny Williams; Sidney thought that the original artist was actually Andy Williams. He told Gita that he had his doubts. She told him not to buy it, but

发表于:2019-01-27 / 阅读(121) / 评论(0) 分类 365个英语简短小故事

I want some new love songs, Gita complained to Sidney. Im tired of listening to the same old ones. Sidney suggested that they go to WhereHouse, a popular music store that sold new and used CDs at great prices. So they drove to the one on Huntington A

发表于:2019-01-27 / 阅读(138) / 评论(0) 分类 365个英语简短小故事

By Raymond Thibodeaux Gulu, Uganda 02 March 2006 Opposition supporters scream at Ugandan riot police as police and opposition supporters clashed in Kampala, February 25, 2006 Many of the nearly two mi

发表于:2019-01-31 / 阅读(226) / 评论(0) 分类 2006年VOA标准英语(三月)

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(186) / 评论(0) 分类 VOA常速英语2013年(十月)

今天我们要学的词是bargain。 Bargain, 是谈判,讨价还价的意思。OK, It's a bargain, 意思是好,就这么说定了。 Union representatives bargain with employers for better rates of pay every year, 工会代表每年都要就涨工

发表于:2019-02-06 / 阅读(145) / 评论(0) 分类 英语单词荟萃

Manuel: Wow, Ive never seen so many shopping bags in my life. I can guess where youve been. Georgia: I did go overboard a bit today. I went to the outlet mall and I found some real bargains. Nearly everything was discounted. I was in shopping heaven!

发表于:2019-02-06 / 阅读(148) / 评论(0) 分类 地道美语播客
学英语单词
a system
aid-in-dying
aided-tracking mechanism
airflow frictional resistance
Aler R.
animal archaeology
average fuel temperature
bassiana
blues music
Brassaiopsis acuminata
Camellia edithae
carano
carl icahn
carotenemia
Chamaesyce maculata
chloride channel
closed-circuit cell
co-ordinate axes
colour-film
consecutive clause
contrastings
control cam
convergent from below
cue circuit
D.Lit.
dry-wall
Dumoulin Is.
edematous infiltration
enfaces
engine salvage machine
establish direct links between the producer and the seller
ethnonationalism
evaporator room
finjans
flexible heat pipe
fly a kite
footnoted
frederick the greats
frigofuge plant
gadamer
game-based
gamma interferon
go by the board
help sb. over
huiss
idiotypy
interpolation node
Kharaharapriya
Kjósarsýsla
ksfo
L. P.
lactonizations
levelized discounted electricity generation cost
linguiform projection
link access procedure f
list of map titles
load of spoilage organisms
lung governing qi
mauruss
mompara
must have
myoneural junctions
Nana Cruz
neeva
negative impedance region
nitrate explosives
noncognate ejecta
oral hygienist
Ouré Ouré, I.
overcarrying
pausement
permissive-wage adjustment
photodinesis
plateau iris
preauricular point
preoccupies
production distribution
profit of current period
pyrometallurgical process
remanent point
satin liberty
set control
ship list
side channel
sky's
soprano
stobarts
strangler trees
subtendinous bursa of trapezius
sulfamidothiodiazol
sztrokayite
test ban
train stock
transit depot
tridodecylaminen
trust estate
unsult
urinary hesitancy
V type snow plough
viola conspersas
wake-amine
youcas