免疫细胞溶解

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
absolute bipolar
achmores
additive mixture
adsorbent-loaded paper
alternating series test
American arrowroot
antimonyl chloride
arcuate collecting tubule
argon compound
aristic acid
arretes
azerbajdzhan republics
ballistic missile
Balquhidder
be doubtful of
Beverley Grp.
bleeds dry
Boane
cable flaw detector
carboloy tetrachloride fire extinguisher
certificate of independent public accountant
cheval screen
communication based system
complex sensor
conductive ceramics
cortical deafness
cotton swab
cyclopentanones
decade transformer
dehusk
direct solar irradiance
double account
dredging conveyer
feu
fibre pipe
floor drain sump flow integrator
forming elements
Great Crash
helium voice
heptadione
high-speed membrane osmometer
hoppenheim
I-shima
insensuous
Kamuri-yama
kandoras
kidds beach
knorks
Kostromskaya Oblast'
lanked
lfa
malrotation of intestine
merry-totter
microcalix
molecular weight determination apparatus
monishments
morphometric cytology
mouth of the river
multiple-dimensioned double head wrench
multiplicand regiser
nonnarrative
Ocimum L.
Of star
one-way cylinder
os ethmoides
overall dimensions measurement
Pak Vang
perlite products
plastimets
polarizing spectrophotometer
problack
Pétange
radio marker transmitter
raizes
rank and yank
rapaciously
rarefied gases
recarbon
register of licensed persons and registered institutions
resultant stress vector
rotary-piston steam engine
rumor
servo accelerometer
slime film
speak twenty to the dozen
strategic computer program
stream's self-purification
sublingual gland cyst
synaptidae
systematicities
tetrabutyl tin
the mesosphere
thermionic reactor
thread the needle
trace decay
triga
twin conduit
ultra-high tensile steels
unprecedented sale
venev
wipperman
zircon salt