免疫缺乏综合征;免疫缺陷综合征

A cat is said to have nine lives because it is more tenacious of life than many animals. People always think that due to the speed, cleverness and flexibility of cats, they can stay alive in most difficult situations when other animals would have be

发表于:2018-12-05 / 阅读(126) / 评论(0) 分类 国家地理2008年

[00:06.79]Jane works at the Center for Disease Control and prevention [00:12.12]as a disease detective. [00:15.46]Listen to the tape and answer the questions. [00:19.91]The Diseases detective. [00:23.46]Jane is one of the experts at the Center for Di

发表于:2018-12-13 / 阅读(255) / 评论(0) 分类 人教全日制普通高中英语(必修)高二

Sickle cell disease is a blood disorder due to a single genetic mutation. It remains in populations because the mutation has a flip sideit helps to protect against malaria. Now another mutation has been shown to afford similar protection. Deficiency

发表于:2018-12-24 / 阅读(135) / 评论(0) 分类 Scientific American(十二)月

By Lisa Schlein The UN Children's Fund, UNICEF, says Iodine Deficiency Disorders, which cause mental retardation, are a huge problem in Europe and Central Asia. UNICEF says this disorder can be solved

发表于:2019-01-03 / 阅读(139) / 评论(0) 分类 VOA2004(下)--健康科技

发表于:2019-01-03 / 阅读(137) / 评论(0) 分类 医务英语

HEALTH REPORT - Post Polio Syndrome By Karen Leggett Broadcast: Wednesday, April 14, 2004 This is the VOA Special English Health Report. Polio is a disease of the muscles and the nervous system. It is

发表于:2019-01-11 / 阅读(161) / 评论(0) 分类 健康与经济

VOICE ONE: This is Faith Lapidus. VOICE TWO: Cole Porter And this is Steve Ember with People in America in VOA Special English. Today we bring you the second part of our program about American songwriter Cole Porter. Porter wrote his songs from the

发表于:2019-01-11 / 阅读(203) / 评论(0) 分类 VOA慢速英语2008年(二)月

By Kari Barber Dakar 06 July 2007 After years of turmoil and economic hardship, the small West African nation of Guinea Bissau is facing a health challenge caused by the absence of iodine in the nation's diet. In countries where iodine is not already

发表于:2019-01-16 / 阅读(182) / 评论(0) 分类 2007年VOA标准英语(七月)

The cat's earliest ancestors probably hunted both on the ground and in the trees. To survive, they needed not only claws, but remarkable balance, an aptitude all cats retain to this day. In keeping with its reputation, the cat usually does land on al

发表于:2019-01-22 / 阅读(141) / 评论(0) 分类 自然百科2008年

From VOA Learning English, this is SCIENCE IN THE NEWS in Special English. Im June Simms. And Im Christopher Cruise. Today, we examine recent findings about how intelligence develops in babies. We look at when and how babies learn, and the importance

发表于:2019-01-24 / 阅读(132) / 评论(0) 分类 英语语言学习

Australian researchers have identified a new condition characterized by extreme laziness: motivational deficiency disorder (MoDeD). MoDeD is far different from being a couch potato when you get home from work or sleeping in late on a Sunday morning.

发表于:2019-01-26 / 阅读(161) / 评论(0) 分类 阅读空间

当你给自己设定了一个目标之后,你是踌躇满志还是心存怀疑?当你没有如愿实现自己的目标时,你是不是就此降低对自己的期望?这篇短文将告诉你:矢志不移地追求你的目标,不妄自菲薄

发表于:2019-01-28 / 阅读(122) / 评论(0) 分类 实用英语

23 患爱滋病的母亲不宜母乳喂养婴儿 DATE=3-19-01 TITLE=DEVELOPMENT REPORT - Breastfeeding and AIDS BYLINE=Jill Moss (Start at 1'00

发表于:2019-01-30 / 阅读(140) / 评论(0) 分类 科技之光

HEALTH REPORT – World Tuberculosis Day, 2005 By Cynthia Kirk Broadcast: Wednesday, March 23, 2005 Thursday is World Tuberculosis Day. It is recognized on March twenty-fourth each year to raise aware

发表于:2019-01-30 / 阅读(206) / 评论(0) 分类 健康与经济

LOS ANGELES, March 3 (Xinhua) -- More and more American adults are suffering from a decline in overall sleep duration(持续时间), the U.S. Centers for Disease Control and Prevention (CDC) (疾病防治中心) said on Thursday. It's recommended tha

发表于:2019-02-01 / 阅读(138) / 评论(0) 分类 英语新闻

让你增加工作活力的5个方法 1. Engage in a quick conversation with a high-energy colleague. Their positive energy may refresh you. (Just be careful not to drag them down!) 与精力充沛的同事进行短暂的交谈。他们积极的干劲会

发表于:2019-02-05 / 阅读(135) / 评论(0) 分类 实用英语

【生词预览】 detect查明、测出,mental智力的,deficiency缺陷、不足,confess承认 【笑话原文】 Dont Know Much about History Would you mind telling me, Doctor, Bob asked, how you detect a mental deficiency in somebody who ap

发表于:2019-02-15 / 阅读(141) / 评论(0) 分类 英语笑话(MP3+文本)

Lionel Andres Messi was born on June 24, 1987 in the city of Rosario, Argentina. Everyone knows him now as the best football player in the world. In fact, a lot of people say he might become the greatest player ever. Well see about that at the World

发表于:2019-02-19 / 阅读(99) / 评论(0) 分类 世界名人简介

[00:13.73]Mental deficiency [00:16.10]智力缺陷 [00:19.02]Would you mind telling me, Doctor, [00:22.09]Bob asked... [00:23.67]how you detect a mental deficiency in somebody [00:28.05]who appears completely normal? [00:31.34]Nothing is easier, he r

发表于:2019-02-22 / 阅读(132) / 评论(0) 分类 英语笑话(MP3+文本)

D deadlock,declaration,deficiency,deflection,degradation,delegation,delivery, democracy,demonstration, departure,dependence,deposition,depression,deputy,derivation,destination, destiny,destruction, de

发表于:2019-03-11 / 阅读(270) / 评论(0) 分类 考研英语
学英语单词
2-Sulfanilamidoquinoxaline
abdul-jabbar
aerosol container
aggrieving
alluvial island
andropetalar
artique
athletic game
azimis
back square
bilge truss hoop
call in sick
candidemias
Cardamine arisanensis
cloudbook
clutch operating time
cnbc.com
copts
demand-controlled oxygenating respirator
discriminating projection
dispensil
Draganäs
dry gangrene
dry ice cryotherapy
ecarinate
eivet
elemental strength
equity shares
Fellow of the Institute of Navigation
filling compound
fine-wire rope
fladellate
foreign body of paranasal sinus
galactopyranosyls
gentiana acauliss
genus gerberas
gestumor
glypentide
good foot
grazes
greener
gregorian calendar months
habonim
have a fly
henritermicrite
immigration restriction
in lieu of sth
incoherent circular source
index bus
ionospheric probe
isomerol
Jawornik
job separator pages
karenou
licence-exempt
liver-spotted
macrocardius
Magnalipa
make-sail
master speed tape
matter of public knowledge
mcfetridge
michelles
multielement parasitic array
mykolas
nonrecourse
polemagogic image
quarantine flag
reverendness
ribbon transmission line
rock-candy fracture
sabotaging
sea water breeding area
seebeck propagation
selfincompatibility
sex determination reaction
shitproof
simmermon
simple batholith
snotting
softloads
standard measure
structure earth
Tacuane
tetravalent element
The least foolish is wise.
tilonia
tinning test
transless
two shifts run
two step controller
under picking system
unidentified radionuclide
unsynchronization
Viburnum schensianum
vocational training survey
weapon multiplex data bus
white-outs
width of reduced face
Zelkova formosana