免疫机制紊乱

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The plague is most famous for killing tens of millions of people all over Europe in the 1300s. Plague is caused by the bacteria Yersinia pestis. And th

发表于:2018-12-24 / 阅读(66) / 评论(0) 分类 Scientific American(八)月

This is Scientific American's 60-Second Science, I'm Steve Mirsky. Got a minute? A strain of mutant mice groom compulsively till they seriously injure themselves. The condition is considered a good animal model for OCD, and its similar to the human d

发表于:2018-12-24 / 阅读(87) / 评论(0) 分类 Scientific American(五)月

He is immune to chickenpox, he had it as a child. 他对水痘免疫,他小时候就得过了。 immune表示免疫的,immune system就是指身体的免疫系统;而对...有免疫力就用be immune to...这个词组。

发表于:2018-12-25 / 阅读(65) / 评论(0) 分类 蒋健棠英语实用句子

Feeling down? Youre not alone. If depression seems pretty common, it is. One in every ten adults suffers from depression. And thats what has scientists puzzled. If depression is a detrimental condition, why is it so rampant in the population? Some sc

发表于:2018-12-31 / 阅读(43) / 评论(0) 分类 英语听力文摘 English Digest

You wake up one morning to find a strange man standing in your kitchen. Worse than that he seems to have made himself completely at home. 当你早上醒来时,你发现自己的厨房里有个陌生人,更糟糕的是他还完全不拿自己当外

发表于:2019-01-03 / 阅读(100) / 评论(0) 分类 实用英语

It's time for a new year and a new you, but perhaps your heart is not in it this time around. Maybe you're jaded from too many failed New Year's resolutions, or maybe you're just not feeling motivated these days. Here are a few reasons why you may no

发表于:2019-01-08 / 阅读(80) / 评论(0) 分类 英语阅读理解

HIV Vaccine Research 艾滋病疫苗研究 Two years ago, Jason Brenchley took part in an HIV vaccine trial sponsored by the U.S. National Institutes of Health. An NIH researcher himself, Mr. Brenchle

发表于:2019-01-08 / 阅读(81) / 评论(0) 分类 VOA2005(上)--环境科学探索

You want to know the secret to success? Here it is: 你想知道成功的秘诀吗?下面我就告诉你: Believe in yourself so much, that no one else can tell you otherwise. 要足够相信自己,这样就没有人能对你指手画脚了。

发表于:2019-01-08 / 阅读(130) / 评论(0) 分类 轻松英语

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week, we talk about a sickness called lupus and other autoimmune diseases. Autoimmune diseases affect the immune system the body's

发表于:2019-01-11 / 阅读(86) / 评论(0) 分类 VOA慢速英语2009年(四)月

Researchers have developed an improved version of the smallpox vaccine that can be combined with a vaccine against anthrax. The dual vaccine represents a significant scientific achievement as well as a possible improved defense against biological att

发表于:2019-01-14 / 阅读(83) / 评论(0) 分类 VOA标准英语2010年(十)月

Sex Matters for Sleeping Sickness Microbes Scientists are keeping a close eye on the mating habits of microscopic organisms, including those that cause African sleeping sickness. They say what happens between two parasites can have major consequences

发表于:2019-01-14 / 阅读(53) / 评论(0) 分类 VOA标准英语2014年(一月)

Study: Immune System Weakens in Space During the final flight of the US space shuttle Atlantis in the summer of 2011, one of the most important pieces of scientific cargo on board was a medical experiment designed to test how the human immune system

发表于:2019-01-14 / 阅读(87) / 评论(0) 分类 VOA标准英语2013年(四月)

People born in the winter are more likely to suffer mental health disorders, according to a recent study carried out by researchers at Vanderbilt University in Tennessee。 Researchers raised baby mice from birth to weaning in either summer light cyc

发表于:2019-01-23 / 阅读(78) / 评论(0) 分类 阅读空间

今天分享的是柠檬水的妙用。 重点词汇 immune system 免疫系统; potassium n.化钾; freshen vt.使新鲜; 使清爽,使有精神,把(自己)盥洗一番; 1. Gives your immune system a boost. 2. Excellent source of potassium.

发表于:2019-02-02 / 阅读(99) / 评论(0) 分类 卡卡课堂早餐英语

Procrastination拖延症 Procrastination refers to the act of replacing high-priority actions with tasks of low-priority, and thus putting off important tasks to a later time. Some psychologists cite such behavior as a mechanism for coping with the a

发表于:2019-02-06 / 阅读(96) / 评论(0) 分类 阅读空间

今天我们要学的词是immune。Immune, 的意思是免疫的,比如,immune system就是指免疫系统, immune disease则是免疫系统疾病。Immune还可以指免除的,不受影响的. Apple's OS X, which has long been considered immu

发表于:2019-02-06 / 阅读(58) / 评论(0) 分类 英语单词荟萃

Developing countries in Africa are bracing for serious setbacks in their economies. One of the countries that may feel the effects of the downturn more acutely than others is Kenya, which suffered months of political unrest earlier this year. VOA Co

发表于:2019-02-06 / 阅读(61) / 评论(0) 分类 VOA标准英语2008年(十月)

LONDON, Aug. 11 (Xinhua) -- For young people at high risk of developing schizophrenia, a 12-week intervention with omega-3 supplements might reduce the long-term risk of progression to the psychotic disorder, according to a paper published Tuesday in

发表于:2019-02-06 / 阅读(101) / 评论(0) 分类 英语新闻

He wanted Amelio to help him return to Apple as the CEO. 他想让阿梅里奥帮助他回到苹果担任CEO。 There's only one person who can rally the Apple troops, Jobs said, only one person who can straighten out the company. 只有一个人可以

发表于:2019-02-22 / 阅读(73) / 评论(0) 分类 乔布斯传

Havent We Met 面孔失认症是一种神经心理性疾病,表现为对熟悉面孔的识别能力降低或丧失。一般来讲,面孔失认症病人不能再认出以往熟悉的知名人士及亲朋好友的面孔 。虽然面孔失认症病人

发表于:2019-02-24 / 阅读(69) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
absolute film
absorption ability of nutrient
administering of property
aerial material
airing-cupboard
anaerobic sediments
Andalucia
armorlike
articular facet of costal tubercle
astrophysical fluid dynamics
average labour productivity in the world
biflorous
blindest
brininess
cane brake
catastrophic factor
chop-shops
clinicogenetics
clus
compaction pressure
computer-games
curd cheese
date-plum
defocused speckle photography
delayed-type
discharge fitting
disposall
drum membranes
E-MLC
entry book
ethylphenylhydantoin
fan fairing
fraassen
fram stations
Freiberg's disease
fresh water timber loadline
from Dam to Beersheba
gentisaldehyde
genus Salmo
gets in the way
gospelphiles
guide drum
hanger bracket
hexagon nut with collar
hookeria nipponensis(besch.)broth
horizontal fin
Hornborgasjön
hot-water pump piston follower
inside thread
ion membrane
Jamuz, R.
Jaylynn
lacing eyes
land-hunger
least absolute error (lae) estimator
Maniraptora
Marawah
minifacials
misbilled
monothalamous gall
mousework
multivalue logic simulation
nonconservative flux
nordberg
oberea shimomurai
pathfinde
pedigree sire
penarcine
period reaction
populus purdomii rehd.
pycnosis
quality control data
rapid control valve closure
receiving-end crossfire
refining equipments in sets
rel-variance for double sampling
robert treat paines
roseburg
run into trouble
scansorial
schindlerioidei
selfadjointness
sied
silver generals
smollet
soft fault
star of the veldt
steam channeling
T.U.C.
Tapp.
time-dependent wave function
top lock lift
tractor out
transfer condition
under one's voice
uneven folding
Upmark
valve casing cover
vegaserpina
width of oxidized coal zone
wise mens
womanshire