[生化] 不稳定磷酸基团

The Reading Group Part 1 This programme was first broadcast in 2002. This is not an accurate word-for-word transcript of the programme. ANNOUNCER: Youre listening to The Reading Group from the BBC World Service. In this series we bring together liste

发表于:2018-11-29 / 阅读(232) / 评论(0) 分类 英语讨论

Study: Parasite May Be Killing US Soldiers Who Fought in Vietnam Fifty years after serving in the United States military, hundreds of Americans have a reason to believe they may be dying from a silent killer. Test results show some of the men may hav

发表于:2018-12-07 / 阅读(168) / 评论(0) 分类 2017年VOA慢速英语(十一)月

The possibility of cloning fierce and extinct wild animals has always excited film makers. And they are not the only ones! The popularity of films such as Jurassic Park, in which a scientist clones several kinds of extinct dinosaurs, proves how the i

发表于:2018-12-12 / 阅读(228) / 评论(0) 分类 高中英语示范课

AMERICAN MOSAIC - Muslims and Jews Share Life Stories and Build Friendships in LA Welcome to AMERICAN MOSAIC in VOA Special English. Im June Simms. On our show this week, we play new music from singer Aaron Neville. We also tell about an effort in Ca

发表于:2018-12-16 / 阅读(133) / 评论(0) 分类 2013年VOA慢速英语(二)月

Its important to trust your gut because the stomach and the food put into it can influence the entire body. For example a new study finds that mice that eat lots of fiber have stronger resistance against asthmatic attacks. For two weeks, let mice eat

发表于:2018-12-24 / 阅读(111) / 评论(0) 分类 2014年Scientific American(一)月

-Simulation terminated. -All right. Mr.Bile,is it? -Er...My friends call me Phlegm. -Mr.Bile, can you tell me what you did wrong? -I fell down? -No, no, before that. -Can anyone tell me Mr.Bile's big mistake? Anyone? Let's take a look at the tape. He

发表于:2018-12-28 / 阅读(134) / 评论(0) 分类 跟着美剧练发音

Laos Fights to Protect Endangered Asiatic Black Bears The capture and trafficking of endangered Asiatic black bears continues to be a problem in Laos, although the government is trying to reduce it. The bears often are sold so their parts can be used

发表于:2019-01-03 / 阅读(150) / 评论(0) 分类 2018年VOA慢速英语(四)月

pH - a measure of how acid or alkali a solution is. As the pH gets lower, the solution is more acid. At a pH of 7 the solution is neither acid nor alkali. pH is the inverse of the logarithm of the con

发表于:2019-01-03 / 阅读(163) / 评论(0) 分类 医务英语

THIS IS AMERICA - Latinos Grow in Influence; Say 'Hola' to America's Largest Minority Now By Jerilyn Watson Broadcast: Monday, June 20, 2005 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA in VOA Specia

发表于:2019-01-07 / 阅读(189) / 评论(0) 分类 This is America

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(195) / 评论(0) 分类 Scientific American(四)月

AnonymousBookDishesonLifeasaBlackMaidin'TheHelp' A hit novel about black and white women in the American south 50 years ago has been made into a film that is winning widespread critical acclaim. Alan Silverman has this look at The Help. I was raised

发表于:2019-01-13 / 阅读(152) / 评论(0) 分类 VOA标准英语2011年(九月)

Josh Dwonch was diagnosed with a rare liver disease when he was a baby. His parents, humanitarian workers, had faced their fair share of challenges, but nothing and no one could have prepared them for the fight of their life: saving their child. Josh

发表于:2019-01-14 / 阅读(158) / 评论(0) 分类 VOA标准英语2010年(十)月

Digestive Function of the Liver Sometimes referred to as the great chemical factory of the body, the liver creates, regulates, and stores a variety of substances used by the gastrointestinal system, and it serves a number of important digestive funct

发表于:2019-02-01 / 阅读(168) / 评论(0) 分类 英文语法词汇

By Phuong Tran Bandala, Chad 18 May 2007 Over the past year in eastern Chad, dozens of communities have fled fighting between rebel groups and Janjaweed militias based in Sudan. The scorched landscape along the remote far east, along the border with

发表于:2019-02-04 / 阅读(173) / 评论(0) 分类 2007年VOA标准英语(五月)

By Phuong Tran Habile, Chad 15 May 2007 Just this past week, Chad's government admitted there are child soldiers in its army. But schools along the troubled eastern zone, near Sudan, have long known that, when a child suddenly disappears from the cla

发表于:2019-02-05 / 阅读(224) / 评论(0) 分类 2007年VOA标准英语(五月)

Nearly 60 years ago, a group of Los Angeles doctors with a love of classical music created a symphony orchestra. Today, the Los Angeles Doctors Symphony Orchestra is still enriching lives through the healing power of music. Surgeon Ivan Shulman joine

发表于:2019-02-08 / 阅读(142) / 评论(0) 分类 VOA标准英语2010年(十一)月

How to Motivate a Group I like to focus on receptive and expressive intelligence, which I call CQ. A healthy dose of CQ is essential when being in charge of a group or team because the task of motivating them often falls to you. This may seem unfair.

发表于:2019-02-08 / 阅读(229) / 评论(0) 分类 阅读空间

A new study finds that sounds conveying negative emotions could be understood across cultural boundaries more readily than the sounds of positive emotions. Related Links Disa Sauter's paper in PNAS Things like laughter, crying, sighing, grunting ...

发表于:2019-02-12 / 阅读(111) / 评论(0) 分类 VOA标准英语2010年(二月)

TRAINER: All right. Mr. Bile, is it? BILE: Uh... my friends call me Phlegm. TRAINER: Uh-huh. Mr. Bile, can you tell me what you did wrong? BILE: I fell down? TRAINER: No, no, before that. Can anyone tell me Mr. Bile's big mistake? Anyone? Uh. Let's t

发表于:2019-02-23 / 阅读(122) / 评论(0) 分类 跟着美剧练发音

Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Rachel Hobson. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 October 2007. It wa

发表于:2019-03-04 / 阅读(352) / 评论(0) 分类 环球英语 Spotlight
学英语单词
afterhood plate
allocation of expenses
anaerobic phlegmon
analog conversion
aprismatic
arthroderms
Austrocedrus
Barca, Pta.da
benzylic intermediate
Bilice
Bill Russell
break-in invert
bruery
Campbell's theorem
clipper joint
cloud imagery
compressed magnetosphere
constant pressure turbine
copaibal
depropanizator
distance-measuring equipment
dye wood
El Bluff
enterprising merchant
equivalent continuous noise level
equivalent nuclear information
fatten out
fernando i
fire power score
fluoroplumbate
genus chilomastixes
geocentric apparent motion
Glottidis
gluttonising
googly
herborizing
hidalgism
hirko
homitz
Hydrobates pelagicus
hyperacivity
incidence axioms
Jenkinsonian
jeter
Jianbo
lafons
last acceptance
Lutetian Age
magneto-optical disk driver (mo)
malum coxae senilis
misaventures
morphium
multipurpose classroom
natsudaidain
near wake
nongovernmental audit
numeric-pictured arithmetic item
open tare
Operational Negligence
options trading member
Oxyurina
panobinostat
paved shoulder
peggings
pepluses
photographic archaeology
plug commutator
Plüderhausen
Port Chicago
post-main sequence star
potassium sodium carbonate
powdery material
pterodactylous
reinforced cut-out
retention probability
reversal design
roussy
safety interlock(device)
scan head
sediment drift
Singsås
Stachler Kopf
state vector equation
substantivisations
taxaceous
tetrahemihexahedra
top assembly drawing
trivalent actinide
trunker
tsarship
Tuileries Gardens
Ukhrul
uncage
unconscious memory
upscale trip circuit
uretero-enterostomy
vitriolling
water-quality
wortling
wus up
zamos
zinc dibenzyl dithiocarbamate