[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
Abelmoschus crinitus
Acceptable Use
ask for bread and be given a stone
association of national advertisers
biosequip
borje
BTU (British thermal unit)
calcareous atheroma of scrotum
castile (castilla)
Catambué
cchd
cementing action
cervero
compound lipids
cycladicama cumingii
descriptor queue element
disilanyl
domare
double-pole single-throw swich
drove in
electric potential
endochromocenter(geitler 1953)
entrance of elevator
eric bana
exact size
fallscheer
find in files
first level address
following system
gesturement
glass cover sheet
gospel-pusher
graphic electrode
hand dosimeter
Hoysala
Hubbard Lake
iliad
index of groups of wagon destination stations
induction phase of photosynthesis
initial argument indicator
invoice adjustment
isolinal
kidong-man (gidongman)
kommand
lawyer's jargon
Ledeburitic steel
live by
looping-in cable
macroglossum mitchelli imperator
malaised
marsh pinks
material detail file
minute break
miqueliana
most pleasant
neighbo(u)rhood system
neuropsins
nixon in china
oraviron
original humic acid
paid cash
pendulous integrating gyro accelerometer,PIGA
pit and fissure sealant
plummet body
Polygonum cymosum Trev.
port bow
potassium nitrosodisulfonate
prest
principle of correct application of the law
programmer system
radar echoes
recessive coverage
rectifying junction
reversing pointer
Romblon Pass.
rubber product
rundown line
salivary chromosome
Scaletta Zanclea
selective dimerization
self-checking synchronous sequential computer
separately excited motor
seven-segment digit
she-devil
slatey
static exciting equipment
surgical isolator
synhibin
tectonic relief
tympanotemporal
unspillable cell
upper cheek teeth (or maxillary cheek teeth)
variable vector
vitrified process
walster
wasteful
well draining rice field
west dunbartonshire
whores out
Wolpo-ni
WSRP
X-omat