氨乙基咔唑

One common protein-contact prediction is that, if the side chain of one member of a pair of amino acids brought close together by folding is long, 一种比较普通的蛋白质接触预测就是,如果一对氨基酸的一个侧链折叠后很长,

发表于:2018-12-05 / 阅读(109) / 评论(0) 分类 经济学人科技系列

AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s

发表于:2018-12-08 / 阅读(146) / 评论(0) 分类 2014年VOA慢速英语(五)月

By Paul Sisco Washington, D.C. 26 July 2007 Representatives from American auto manufacturer General Motors recently were in Washington, D.C. to showcase the electric Chevy Volt. GM says the vehicle will change the way people commute, reducing emissi

发表于:2018-12-16 / 阅读(132) / 评论(0) 分类 2007年VOA标准英语(七月)

By Tendai Maphosa London 29 June 2007 Hours after British police defused a bomb in an abandoned car in London's theater district, police say they have found bomb components in a second vehicle in central London. Authorities say both cars contained ca

发表于:2018-12-16 / 阅读(124) / 评论(0) 分类 2007年VOA标准英语(六月)

SARAH MCCAMMON, HOST: The indie rock band Pedro the Lion is known for its sometimes dreary lyrics that take on internal conflict often filled with religious angst. (SOUNDBITE OF SONG, THE FLEECING) PEDRO THE LION: (Singing) Who shall I blame for this

发表于:2018-12-17 / 阅读(90) / 评论(0) 分类 2018年NPR美国国家公共电台2月

美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related

发表于:2018-12-19 / 阅读(97) / 评论(0) 分类 VOA双语新闻 2014年1月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

发表于:2018-12-24 / 阅读(101) / 评论(0) 分类 Scientific American(一)月

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson (Start at 1'04

发表于:2019-01-02 / 阅读(168) / 评论(0) 分类 科技之光

发表于:2019-01-03 / 阅读(86) / 评论(0) 分类 医务英语

Hey 嘿 Beautiful, beautiful, beautiful, beautiful angel 美丽动人优雅纯洁的天使 Love your imperfections, every angle 连你每个不完美的角度都喜欢 Tomorrow comes and goes before you know 时光飞逝你不曾知晓 So I just had

发表于:2019-01-03 / 阅读(103) / 评论(0) 分类 听歌学英语

Promising Mosquito Repellent Announced美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 6

发表于:2019-01-14 / 阅读(96) / 评论(0) 分类 VOA标准英语2014年(一月)

One Police stops on police vehicle outside one Victoria's Bar. After the preparation, as necessary arrests?, this liquor drive slightly mixes. Suddenly he sees to have a young people shakely goes out from bar, spend the many figures only then finds

发表于:2019-01-17 / 阅读(76) / 评论(0) 分类 白领英语晨读

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(150) / 评论(0) 分类 经济学人科技系列

Science and Technology Creutzfeldt-Jakob disease Breaking down the barrier 科技 克雅氏病 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-cow dis

发表于:2019-01-26 / 阅读(128) / 评论(0) 分类 经济学人科技系列

By Alisha Ryu Mogadishu 12 June 2007 Police in the Somali capital, Mogadishu, have intercepted a car loaded with explosives they say was going to be used against the interim government. VOA Correspondent Alisha Ryu in Mogadishu was given an exclusive

发表于:2019-02-04 / 阅读(157) / 评论(0) 分类 2007年VOA标准英语(六月)

On its website, a history of the company makes no mention of leador indeed of Thomas Midgleybut simply refers to the original product as containing a certain combination of chemicals. 在它的网站上,公司的历史没有提及铅──也没有提

发表于:2019-02-17 / 阅读(100) / 评论(0) 分类 万物简史

By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo

发表于:2019-02-17 / 阅读(116) / 评论(0) 分类 万物简史

Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions

发表于:2019-02-17 / 阅读(112) / 评论(0) 分类 万物简史

Eating a small steak every day could be as good for you as stopping smoking, scientists say. 科学家说,每天吃一小块牛排可以像戒烟一样对你有好处。 People who eat lots of protein-rich food were found to have lower blood pressu

发表于:2019-02-18 / 阅读(345) / 评论(0) 分类 阅读空间

If you were going to a restaurant and wanted a healthier option, 如果你去饭店,你想吃得健康一点, which would you choose, grilled or fried chicken? 你会选择哪种食品呢,烤鸡还是炸鸡? Now most people would answer grill

发表于:2019-02-21 / 阅读(132) / 评论(0) 分类 TED演讲教育篇
学英语单词
acetylgalactosaminidase
AE (angle of elevation)
anchi-eutectic
aphytis diaspidis
avoidance of policy
begroan
binary relations
boites
brake shaving
Bundarra
can't move
Cansten
carbanyl aspartate
catadromous fishes
cavallin
Chah 'Ali Akbar
cheap ticket
Chiang Ching-kuo
chieveleys
ciphergraph
climate denialism
clog dancers
CLV
compact crown
computational length
contentious politics
conventional oacking
cooling-down time
cranaphis formosana
cruck
deistest
diagenetic metamorphism
digynia
dimension chart
dough moulding
druglords
Easter giant
elaborate decorative coating
enne
essential organ
flow-control agent
fluid overload
from beyond the grave
fully understand
gloose
graduation range
gravisda is
ground disposal
groundwater system
happy as a king
Heissenberg matrix
helicopodia
hemimorphic crystal
homelessly
institute for Global communications
kinskis
know-all
lelo
lgd
limophthisis
locundioside
logic semantics
Marseille-en-Beauvaisis
measure of goodness
moon agreement
multiprogrammed machine
neighbouring group
overson
oxys
peter pepper
preanal groove
privy verdict
Propontis
r.wallace
raffs
rate of empty container
refragmenting
roemers
rotating field electromagnetic pump
ruthenium monosulfate
saliretin
schizophrenialike
short log
shule
silicone window
soil analysis
sound synthesizers
special software
SUVT
Talbot,Charles,Duke of Shrewsbury
tetradecene
timber shuttering
tolylcarbinol
ultra-turbid water
umbellets
vaginal process
value fund
wald-wolfowitz runs test
Weirdale
well-urged
wiehl
with order