免疫缺乏

[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(246) / 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(121) / 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(125) / 评论(0) 分类 VOA2004(下)--健康科技

发表于:2019-01-03 / 阅读(117) / 评论(0) 分类 医务英语

By Marissa Melton Washington 19 January 2007 As the new U.S. Congress prepares to debate immigration reform and border security, a bipartisan task force has released a report outlining suggestions to simplify and strengthen U.S. immigration policy.

发表于:2019-01-07 / 阅读(193) / 评论(0) 分类 2007年VOA标准英语(一月)

The Chinese offshore oil corporation known as CNOOC has abandoned its bid for UNOCAL. This would have been the largest-ever purchase of an American company by a Chinese firm. CNOOC had put forth a bid that was higher than the competing bid from US o

发表于:2019-01-08 / 阅读(216) / 评论(0) 分类 2005年NPR美国国家公共电台

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(186) / 评论(0) 分类 VOA慢速英语2008年(二)月

Juno Spacecraft Launches Toward Jupiter The U.S. space agency launched the Juno spacecraft from the Kennedy Space Center in Florida Friday, beginning a five-year journey to Jupiter. 3,2,1. Ignition and liftoff of the Atlas 5 [rocket] with Juno on a t

发表于:2019-01-14 / 阅读(144) / 评论(0) 分类 VOA标准英语2011年(八月)

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(172) / 评论(0) 分类 2007年VOA标准英语(七月)

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(108) / 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(152) / 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(106) / 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(128) / 评论(0) 分类 科技之光

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(129) / 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(118) / 评论(0) 分类 实用英语

The International Atomic Energy Agency is making a push for an unusual type of technology, using radiation to produce higher yielding and hardier plants. Lisa Bryant has more on the technology that the IAEA says could help reduce hunger affecting mi

发表于:2019-02-06 / 阅读(153) / 评论(0) 分类 VOA标准英语2008年(十二月)

Benni Hemm Hemm 今年4月发行的这张专辑里,第一首Retaliate其实是在家里自己录的,所以音质听起来有在空房间里回荡的效果。吉他的声音空旷而迷离,就像多云的天气里,连唱歌的声音都变得有些

发表于:2019-02-11 / 阅读(116) / 评论(0) 分类 金属

【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(131) / 评论(0) 分类 英语笑话(MP3+文本)

[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(115) / 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(253) / 评论(0) 分类 考研英语
学英语单词
a chose in action
acariosis
actual temperature
AEPS
agila
agilawood oil
aluminium smelting by-products
antibullet
arillate, arillated
assessment tax
automatic damper regulator
Bagazan
Bellpuig
boiling and cooling process
boneless meat shaping
buttock
by-matter
capitals of seychelles
Chirikof I.
clearing notice
crassamentum
crumpledness
DAE (data acquisition equipment)
dead band regulator
degradation model restoration
diagram drawing
dual in line package
estivoautumnal
exactiy
Fanning I.
field application engineer
forbidden-pulse combination
genetic distance
Geneva nomenclature
get in
goyle
Hedysarum trigonomerum
helium-displacement method
hepatorenal reflex
hyperflexible
incomplete symbol
inter-scholastic
intercrystalline brittleness
introsumed
inversely-proportional relationship
Issy-les-Moulineaux
k.s.a
kazemi
kinetography
Laiyang formation
lateral colotomy
leaching deposit
lifetime warranty
lobate rill mark
lumber tropical fresh water load line
Luxembourg, Dist.de
messick
missile blind area
native gold
Negeri Sembilan, State of
netzsch
nominal shipper
non-zero restriction
nyctaphonia
one way lease contract
organoruthenium
pacittoes
panel of arbitrators
papillomavirus bovine papillomavirus
penetration of radiation
petrolift
phenol oil
plant waterway
Poke-Hole
Powell, Anthony Dymoke
power-rating
proof of the contrary
pyrotechnic signals
Ramree
referential experience
reverse biased junction
rotary casting
s-unit meter
scariosa
section warping
sonar countermeasures
stabilizer bracket
start finished signal
submarine pipe line
take counsel with someone
top squeeze molding machine
two dimensinal flow
ultra-precise laser distancemeasuring instrument
under-spend
ungest
untypeable
upon
uppish push
uranium ferrate
vaporcooling
werejackals
zigzag current