蔗糖酶-异麦芽糖(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(284) / 评论(0) 分类 人教全日制普通高中英语(必修)高二

The UN refugee agency says it is worried about the security of people living in isolated villages near the former conflict zones of Georgia. It says some 2,300 people from villages in the buffer zone between the Georgian town of Gori and the breakaw

发表于:2018-12-16 / 阅读(181) / 评论(0) 分类 VOA标准英语2008年(八月)

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(155) / 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(149) / 评论(0) 分类 VOA2004(下)--健康科技

发表于:2019-01-03 / 阅读(150) / 评论(0) 分类 医务英语

发表于:2019-01-11 / 阅读(136) / 评论(0) 分类 英文语法词汇

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(212) / 评论(0) 分类 VOA慢速英语2008年(二)月

By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di

发表于:2019-01-13 / 阅读(219) / 评论(0) 分类 2006年VOA标准英语(五月)

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(193) / 评论(0) 分类 2007年VOA标准英语(七月)

RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e

发表于:2019-01-16 / 阅读(199) / 评论(0) 分类 2017年NPR美国国家公共电台1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(150) / 评论(0) 分类 英语语言学习

By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis

发表于:2019-01-26 / 阅读(276) / 评论(0) 分类 2006年VOA标准英语(九月)

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(179) / 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(132) / 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(165) / 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(150) / 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(153) / 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(152) / 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(144) / 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(292) / 评论(0) 分类 考研英语
学英语单词
6-hydroxydendrobine
accepteth
alkaline permanganometry
alpestrine
Anglo-Saxon law
anti-strange quarks
Bailey meter
basioccipital bone
bds
broad-arrow engine
brown universities
Bulgarianness
buying off the peg
caustic injection
chemical engineering economics
chlorazene
cinerascens
circuital theorem of electrostatic field
Clerodendrum hainanense
color sync generator
Companies Court
compass deviation
corticotrophinoma
dairy-house
daredeviltries
deep stroma plexus
deimmunization
dereg
discretize
dungey
dynamic accuracy
electromagnetic compatibility margin
Emlichheim
enantiotopos
erethitic
eryngium maritimums
evidentiate
excusations
external presure confinement
fossil valley
Frenkel defect
frosting bath
gauge bush
grandular
greek theatre
habitats
helictical
heteroregulation
historical society
humpback salmon
hyperthermic temperature regime
inspection on hold
Kitovo
lasts out
leather hollows
Lonicera hirsuta
lose hope
magnification ratio
mask program read-only memory
methhead
mixed glue
mooncakes
multiplet component
non-directiveness
non-slewing crane
nyumbani
overreproduction
palletwoods
phonon emission
pinholes
pnnl
propulsion generator
pulse-code modulation
pure emotion
quasi sine-wave
Raubling
Reaumur scale
recoil fission fragment
retropharyngeal
rufous-collared sparrow
saisie-arret
saw-tooth shaped
scoop-type turbine
sectoria
sink into the mind of someone
spandrils
spill process
super-feather
symbolic manipulation
thymoform
Toxoplasma reticularis
transfer clock
trigger element
twin probe
ukulele
variable-pole-speed motor
visual signs
washable surface
water-hardened wire rod
waveform sound
wire probe
zikurat