[免疫] 同类系

Mrs. Lee: Is this your dog? Tony : Yes, it is. Why? Mrs. Lee: Well, your dog chases my cat. Tony : Oh, I'm sorry. Mrs. Lee: Please keep your dog on a leash. Tony : Yes, ma'am. 这是你的狗吗? 李太太:这是你的狗吗? 托 尼:是的。怎么

发表于:2018-11-27 / 阅读(941) / 评论(0) 分类 赖世雄初级美国英语

Everyfall, you need a new flu shot. Let's consider these vaccines training ourimmune system, the recognize specific strains of flu. Identifying by two protein on the virus coat, hem agglutinin(血细胞凝集素) and neuraminidases(神经氨酸酶).

发表于:2018-12-02 / 阅读(87) / 评论(0) 分类 Scientific American(十二)月

Every fall, you need a new flu shot. Thats because todays vaccines train your immune system to recognize specific strains of flu, indentified by two proteins on the viruss coat, / and /. Thats where the H and N come from in H1N1. Problem is those pro

发表于:2018-12-02 / 阅读(100) / 评论(0) 分类 Scientific American(十二)月

Success Is Counted Sweetest 成功的含义 Success is counted sweetest 从未成功的人们 By those who ne'er succeed. 最懂得成功的甜美. To comprehend a nectar 惟有极度的渴求 Requires sorest need. 方能体会甘露的滋味. Not on

发表于:2018-12-07 / 阅读(62) / 评论(0) 分类 感悟人生

What are the most difficult and useful things people have to learn in their 20s? 二十几岁的人最该学也最难学的是什么? 获得10.1k好评的回答@Brandon Chu These are the most difficult things I've learnt/am still learning. 这些是

发表于:2018-12-12 / 阅读(87) / 评论(0) 分类 阅读空间

The World Health Organization says about 500,000 people die every year from seasonal flu. To combat that, doctors recommend getting a flu vaccine at the beginning of each flu season and researchers are now working on a universal vaccine that could pr

发表于:2018-12-16 / 阅读(75) / 评论(0) 分类 VOA标准英语2010年(十二)月

Chinese veterinary experts say the outbreak of the H7N9 bird flu virus has not triggered an epidemic among poultry. The virus has been detected in chickens, pigeons and environmental samples in poultry markets in Shanghai. Researchers have yet to mak

发表于:2018-12-19 / 阅读(81) / 评论(0) 分类 英闻天下

JUDY WOODRUFF: Next, a long looked-for breakthrough in the battle against the deadly Ebola virus. One experimental vaccine has been shown to be 100 percent effective on humans. Hari Sreenivasan has the story. HARI SREENIVASAN: The results of a two-ye

发表于:2018-12-31 / 阅读(61) / 评论(0) 分类 PBS访谈健康系列

We all have Escherichia coli bacteria in our intestines. These are the good strains of the bacteria. They help us digest our food. There are billions of these bacteria in our intestines and in our feces. Of the hundreds of strains of good E. coli, th

发表于:2018-12-31 / 阅读(74) / 评论(0) 分类 365个英语简短小故事

英文歌曲:lullabyeTynisha Keli This is your Lul-Lul-Lul-Lul-Lul-Lul-Lul-Lulla-bye You're my baby And I sing this just to show your mine I'm a hold you til you Sleepin in the middle of the night This is your Lul-Lul-Lul-Lul-Lul-Lul-Lul-la-bye Clo

发表于:2019-01-10 / 阅读(114) / 评论(0) 分类 E乐吧

Tuberculosis Found in 18th Century Bodies 结核病发现于18世纪的尸体 Researchers have found tuberculosis bacteria in 200-year-old human remains. The researchers say the discovery is surprising. The remains came from a Hungarian church where

发表于:2019-01-12 / 阅读(80) / 评论(0) 分类 2015年VOA慢速英语(四)月

Hungrier Planet Strains Water Supply Thirsty food Water. As the population grows, there are more and more people at the tap every day. But when it comes to the worlds demand for water, drinking it is just the beginning Food - and agriculture in parti

发表于:2019-01-13 / 阅读(72) / 评论(0) 分类 VOA标准英语2012年(三月)

Tumultuous Year Strains US Pakistani Relations Pakistan and the United States have maintained a critical strategic partnership for the past 10 years despite tense relations over the war in Afghanistan and U.S. suspicions that Islamabad maintains ties

发表于:2019-01-13 / 阅读(65) / 评论(0) 分类 VOA标准英语2011年(十二月)

Ebola Strains Sierra Leone Healthcare The Head of World Hope International says Sierra Leone has a shortage of ambulances and isolation centers, making it much more difficult to contain the Ebola outbreak. The virus has killed more than 600 people in

发表于:2019-01-14 / 阅读(52) / 评论(0) 分类 VOA标准英语2014年(十月)

胡须上的细菌帮助发现新抗生素 Widespread use of antibiotics for conditions that don't require them has spurred mutations in bacteria strains, turning them into so-called superbugs. 抗生素的滥用引发细菌产生变异,成为所谓的

发表于:2019-01-14 / 阅读(43) / 评论(0) 分类 VOA标准英语2016年(二月)

Bacteria Might Share the Blame for Eczema 皮肤湿疹可能是细菌惹的祸 Your skinlike many other parts of your bodyis crawling with microscopic critters. It's a microbial zoo in a sense. Heidi Kong, a dermatology researcher at the National Ins

发表于:2019-01-20 / 阅读(91) / 评论(0) 分类 2017年科学美国人(七)月

英语作文-中考 Directions: For this part you are allowed thirty minutes to write a composition on the topic Is Stress a Bad Thing? You should write no less than 150 words and base your composition on the outline (given in Chinese) below: 1.有的

发表于:2019-02-01 / 阅读(64) / 评论(0) 分类 英语作文

By Phuong Tran Dakar 06 August 2007 In eastern Chad, violence along the Sudanese border has forced more than 100,000 Chadians into camps. Clinics run by international agencies try to contain and treat diseases that circulate in often waste-infested t

发表于:2019-02-03 / 阅读(108) / 评论(0) 分类 2007年VOA标准英语(八月)

UNITED NATIONS, April 15 (Xinhua) -- A new polio vaccine will be rolled out next week to replace the one which protects against all three strains of wild poliovirus. It marked the beginning of the largest and fastest globally coordinated rollout of a

发表于:2019-02-05 / 阅读(68) / 评论(0) 分类 英语新闻

An analysis by the Associated Press has indicated an Amtrak train in Philadephia was traveling about 107 miles per hour as it approached the curve and crashed. The speed limit was 50 miles per hour. At least 7 people were killed, 2 hundred others wer

发表于:2019-02-11 / 阅读(119) / 评论(0) 分类 美联社新闻一分钟2015(五)月
学英语单词
Actinomyces freeri
aerospace telemetry
aggregate sculpture
analogue compound
analytical psychology
angiospermous forest
athletic fields
auntients
autoradiolyses
backet
battle-ax
beet-puller
betheral
binucleate
biochemical engineering
bominable
Bromfield tenaculum
bryum caespiticium
Budenheim
Bugaia I.
bulbectomised
cetyl 2-ethyl hexanoate
Colesburg
commercial documentary letter of credit
Comolli's sign
consolidated corporation
current goal review status
Dauphine twin
Dial-a-Joke
drum something into someone
dry heat curing
East Brewton
emulsion opal glass
fixed-term insurance
fuel lift pump
gain compression
George R.
glypticss
gold star wife
gyping
halvers
holddown timer
horizon coordinate
hydrocarbon fuelgas
Hyoscyamus muticus
Imagine it !
in-winter
kerotherapy
Lancaster, Cape
lapis ollaris
law of peiority
lepisorus thunbergianus
lever collar
lights-of-love
loose cable structure
lysocithine
maritime safety message
mechanocaloric
metal glaze
multiplane photography
near-continuous data protection
niacin amide
nip drum
nip sth in the bud
normovolumic
north carolina state university
off line date processing
p-words
partition activity monitor
photo-memory
physical child segment
picro-
pissaro
plain frame core box
plugboard programming
point correspondence
pre tertiary
preferred estimate
probable maximum tsunami flooding
prusses
psychonomics
rapping
retention money
rhinocoel
right relating to civil law
Rosa henryi
roundabout trade
Salina, Pta.
salt structure
sectional tamping rod
semiproduction line
shwasted
slender prismatic
synchronome
system-one
term element
thundermugs
tip unloading
toomre
travelling detector
upwelling current
uzcategui