免疫溶菌作用

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(48) / 评论(0) 分类 Scientific American(八)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(39) / 评论(0) 分类 蒋健棠英语实用句子

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(58) / 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(42) / 评论(0) 分类 VOA标准英语2010年(十)月

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(40) / 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(35) / 评论(0) 分类 VOA标准英语2008年(十月)
学英语单词
-met(h)asone
8-Acetyl-7-methoxycoumarin
ad absurdum
ailantic acid
alcogas
angular bevel gears
anthropological remote sensing
array list
Babylonian calendar
Bacillus influenzae
beaver eater
Berberati
bire(british institution of radio engineers)
block mould
brazen law of wage
bronchi segmentalis subsuperior
Burdizzo pincer
checked satin
clervals
clincher boarding
compound middle lamella
csutcb
data format item
diborated
dig sth up
durapatite
earth-moon mass ratio
economic law
embryonal
fachhochschule
factfiles
flood return period
front light tower
genus cervuss
genus Clintonia
grain and small seed drill
gulamental
Hadfield
have the pouts
Hedwigieae
hicks substitution effect
horse pox
idioscopus clypealis (lethierry)
incremental capital-output ratio
index reduction factor
IPWR
kata thermometers
korobitsynite
kreizler
lease charges
light decay
maguilla
maizes
marine environmental prediction
Mariopteris
mess treasurer
midnightmare
motor reducer
non aqueous
parts depot
pathoroentgenography
pearl beading
phenyl cresyl oxide
physical shape
Polyadelphia
premodifier
preposter
process structure
program connectivity
protist plankton
prowlings
Pälkäne
radar tube
rear door
recompaction
Rendaijiite
rh incompatibilities
rhians
rowman
schedule file
scurrying pain
Selig
Sevinol
shell type rotor
Silent Sams
slider crown height
stainless steel wire ligation
standard error test
step angle
strip jasper
struck nucleus
structural formation
sue and labor
Tanigaki
tapered ladle
TD (time delay)
the research of
Tortkuduk
trace language
trashier
variationists
weak turbulence