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
abducent
aeronautical emergency frequency
apill
asphaltites
average temperature difference
barba a barba
BARRNet
black sateen
body-centreds
Bon Cope
Bormes-les-Mimosas
British France Commercial Treaty
carpetmuncher
chalice vine
clone-zone
commutative semigroup
croceate
cynarin
cytophagic index
Darvon cocktails
derezed
Dethylandiamine
diagnostic X-ray equipment
digital radio system
diploid animal
discretionary credit limit
disk without hole
dived
doometh
draw-twisting
drip technique
drive surface
electron
exigent machine check
ferryboatman
fixation of gene
forne
genesis
Georgetowner
great unwashed
great-powers
ground water discharge
group filter
Hermitian operator
infotactic
interlocking block
isurus
jembrana flavomaculata
Ladiomid
LAMT
lictorian
live center
llorando
Lloydia oxycarpa
losing self-control
magnetic potential regulator
malt meal
melancholia attonica
mis-managed
monitoring feedback
n'gai
new york asters
non-radar transfer of control message
normative force
nucamentaceous
nuclear arms negotiations
opress
paracrystallinity
parietography
park category
personish
photochromotherapy
piezotransducer
polyvariant
postinfectious
product classifications
pruritus scroti
redoes
retroreflections
Richet's fascia
Salafism
self-pubbed
shipbrokers
sinusitis frontalis
software reliability degree
streptomyces proteinase
table of interflow of goods
Tanret's reaction
tauroctony
teach school
tenatin
tentering machine
terminal quiesce
thread ends
through-traffics
Totleben, Franz Eduard Ivanovich,Count
uncombined carbon
vermicell
wadoes
warlording
whole range distance
Yenantha