尿嘧啶氮芥,尿嘧啶芥

WORDS AND THEIR STORIES - Tinpan Alley By Susan Kelen Broadcast: Sunday, October 10, 2004 Now, the VOA Special English Program Words and Their Stories. Today, we tell about the expression, tinpan alle

发表于:2018-12-01 / 阅读(285) / 评论(0) 分类 WORDS AND THEIR STORIES

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(106) / 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(158) / 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(156) / 评论(0) 分类 Scientific American(三)月

Out of the frying pan and into the fire 【1+1英文】 Angela:

发表于:2018-12-24 / 阅读(209) / 评论(0) 分类 英语口语1+1

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(123) / 评论(0) 分类 初学者听力文摘精选

panacea /ˌpnə'si:ə/ A two-week vacation is wonderful for fatigue, but will not cure baldness or improve vision. It is no panacea. -- remedy for all ills; cure-all; universal remedy ﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌

发表于:2018-12-30 / 阅读(177) / 评论(0) 分类 突破英文词汇

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(178) / 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(160) / 评论(0) 分类 医务英语

By Jim Bertel Washington, DC 17 February 2006 watch Bird Flu report As the deadly H5N1 strain of bird flu continues to spread from Asia to the Middle East, Africa and Europe, there have been many pred

发表于:2019-01-04 / 阅读(224) / 评论(0) 分类 2006年VOA标准英语(二月)

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(193) / 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(157) / 评论(0) 分类 VOA2003(下)-环境与健康

今天我们要讲的习惯用语都包括pan这个词。它最常见的意思是平底锅或者盘子。我们要学的第一个习惯用语是: out of the frying pan into the fire。 Frying意思是油煎或者油炸,所以frying pan就是煎东西

发表于:2019-01-16 / 阅读(229) / 评论(0) 分类 美国习惯用语

A: I am looking for a pan. B: No problem. What size would you like? A: A big one would be nice. B: How about this one? It's our biggest16 in diameter. A: Oh, yes. I like that one. But it's too heavy. B: Okay, try this one. It's made of aluminum. A: O

发表于:2019-01-20 / 阅读(185) / 评论(0) 分类 购物英语对话

A: Can you help me find a pan? B: Are you looking for a small, medium, or large pan? A: I want a big pan. B: Does this one look big enough? A: Yes, it's the right size, but it weighs too much. B: Well, what do you think of the aluminum pan? A: It's l

发表于:2019-01-20 / 阅读(197) / 评论(0) 分类 购物英语对话

A: I'd like to purchase a pan. B: Is there any particular size that you want? A: Well, I cook a lot of big meals. B: What do you think of this one? It's a 16 pan. A: Yes, that's the right size, but it's so heavy. B: Well, look at our aluminum pan. It

发表于:2019-01-20 / 阅读(156) / 评论(0) 分类 购物英语对话

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(183) / 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(171) / 评论(0) 分类 VOA常速英语2013年(十月)

MADRID, June 1 (Xinhua) -- The Spanish Football Federation ( RFEF) confirmed Friday that five of the next seven finals of the Spanish Supercup will be played in China. The RFEF has confirmed an agreement with the company Vansen International Sport to

发表于:2019-02-02 / 阅读(141) / 评论(0) 分类 英语新闻

我们要学的第一个习惯用语是: out of the frying pan into the fire。Frying意思是油煎或者油炸,所以frying pan就是煎东西的平底锅。 这个习惯用语由来已久,最早出现在十六世纪早期一名英国作家的笔

发表于:2019-02-21 / 阅读(129) / 评论(0) 分类 实用英语
学英语单词
absolute moisture
agent-normal form
anthropising
antiequalitarians
as well be hung for a sheep as a lamb
Asynchronous JavaScript and XML
auger-type grain elevator
automatic bank deposits
beryllium
bicycle ergonometer
blind approach beacon system
bongoists
bridging oil
Brune synthesis of RLC network
bulk density of soil
caloric test
capillary viscometry
casework
Chembe
Cimabue, Giovanni
composite group occulting light
creashy peat
dangerous influence
deferred overhead charge
delphinium tongolense franch.
dendrite radius
disher mill
doublemotor and alternator
dow rud
earth shielded
education innovation
elevator ladder dredger
epibolin
Estralutin
ethylaniline
exocentrus taniguchii
feathering angle
film-development chromatography
first and paramount lien
flow in network
fother
graphitisations
Greek fries
group list
hiatts
in house machine
innerstress
joliot-curies
judicial apparatus
lanciferous
laye
lease tankage
like like
low level multiplexer
manual reset safety control
melibionic acid
metabolomic
metallic monetary
metallic tinkle
micrografted
mini-mals
night-walk
Oketo
oligoanilines
optical beat noise
outcrop curvature
Pelagius I
percentage registration
pfeffernusse
photochromic film
pickup mechanism
popdowns
popliteal pression test
radius of protection
raige
reheating of air
reverse execute
reversibilityprinciple
Roller's nucleus
rotation impulse
Schijndel
secondary moment norm
sheathless interface
shrinking of the earth
Siphinodentallidae
sphagnum ovatum
squashed-head shell
subsynchronous speed
system research
tap fit
taxing district
thoreauvian
to go downtown
to shake hands
topographic diagnosis
Tucul
untruthiness
vaporizing oil range
water-based finish
whiff
white-rumped shrike