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(272) / 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(141) / 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(144) / 评论(0) 分类 VOA2004(下)--健康科技

发表于:2019-01-03 / 阅读(145) / 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(224) / 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(244) / 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(207) / 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(176) / 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(189) / 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(139) / 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(172) / 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(126) / 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(157) / 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(145) / 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(139) / 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(172) / 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(138) / 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(146) / 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(137) / 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(283) / 评论(0) 分类 考研英语
学英语单词
administrative practice standards
adprehensio
age of menarche
aging vat
allowance for machining
anchoring agent for glassine
as God is my witness
attention please
audit sampling method
average disbursements clauses
ball distance ring
Ban Hua Phu
biocommunity
bioethicss
biological barrier
blind stories
Bushehr
chart correction service
chvala
citizens band channels
close round
cobaltosis
component velocities
Corydalis pseudoimpatiens
dba, d.b.a.
demandate
dialect geographer
dolostones
domatium
Dsbois's abscess
DTTS
earlily
educational fair
electrical phenomena in gases
electrode inverse current
end to end control
eudendriids
expansion arch
final date
flared out
forget about
frank breech
galles
ghost chillis
green cataract
grinding spindle
Gymnorhina
hollow radiation
housing separator
hygroscopic moisture
i-remewed
insolvency administration
inter-hemispheric
international commercial contract
jeffersonians
jointed rushes
judge in appeal
Kaech'ǒn
land tenures
lane-emdem equation
left border of sternum
long constant
Magnolia kachirachirai
mauroys
munumel
naphtha furnace
needle-
nitrile rubber ring
oxford universities
pack with
Park Falls
pencil proton
piston underside
presidial
provendry
regional distributor
residual regolith
Rinzai
rotating phasor
rotoplug type
Rur(Roer)
S-tectonites
Satanize
selenium(iv) oxychloride
starch partition chromatography
suborder Blattaria
swear on a stack of Bibles
swirly flow tube
Takino
thermal entrance region
thick-skinned
thymergasia
toxic myopathy
transferable securities
traumatic dislocation
triple point of equilibrium hydrogen
Turquino, Pico
twin-row drill
vessel movement report
warmists
wiggler magnet
Wundwin