源极与汲极串联电阻

Lesson 3 Should the Brain Drain Be Stopped by Restrictions? Text Brain Drain It is said that Shanghai's musicians abroad could form a worldclass symphony orchestra. But the Shanghai Symphony Orchestra

发表于:2018-11-27 / 阅读(249) / 评论(0) 分类 高级口语教程

World Action Needed to Prevent Widespread Antibiotic Resistance Since the discovery of penicillin in 1928, we have used antibiotics against a host of infections. But now, doctors are finding that more and more bacteria are resistant to even the stron

发表于:2018-12-08 / 阅读(94) / 评论(0) 分类 VOA标准英语2015年(十二月)

1. There are still pockets of resistance, but rebel fighters have taken control of almost all of the Libyan capital Tripoli. The rebels stunning advance met little resistance from the regime's defenders, but some tanks have rolled out from Gadhafi's

发表于:2018-12-15 / 阅读(114) / 评论(0) 分类 美联社新闻一分钟2011(八月)

Mike washed his hands. He washed his hands with soap and water. He brushed his teeth. He brushed his teeth with toothpaste and water. He turned off the water. The sink was full of water. The water did not go down the drain. The water stayed in the si

发表于:2019-01-02 / 阅读(122) / 评论(0) 分类 超级简单英语阅读

人的脑子不仅是各种思想和情绪的源泉,而且还控制着人体各部门的功能。人脑是人身体上非常关键的组成部份。大概也正是因为这个原因,

发表于:2019-01-04 / 阅读(148) / 评论(0) 分类 美国习惯用语

The spokesman for the Lord's Resistance Army says Congolese forces and U.N. peacekeepers in Congo Kinshasa are preparing to move against the rebel group, which has yet to sign a peace deal to end a 20-year reign-of-terror in the region. VOA Correspo

发表于:2019-01-06 / 阅读(144) / 评论(0) 分类 VOA标准英语2008年(九月)

今天我们要学的词是source。 Source, 意思是来源。 Social Security is a reliable income source for seniors, 社会保障是美国老年人可靠的收入来源。 Police have received thousands of tips, according to a source close to the

发表于:2019-01-07 / 阅读(117) / 评论(0) 分类 英语每日一词

By Kari Barber Dakar 21 March 2008 In many African countries, few people have access to computers and the Internet. Experts say this is hindering development and preventing students from being able to compete for jobs. At a conference in Dakar this w

发表于:2019-01-07 / 阅读(130) / 评论(0) 分类 VOA标准英语2008年(三月)

drain作名词的时候可以指下水道。看见go down the drain这个习惯用语,你头脑里可能会出现这样的情景:有个人在洗澡的时候不小心把手上的钻戒滑落到浴缸排水孔里,在他还没来得及作出反应的

发表于:2019-01-08 / 阅读(86) / 评论(0) 分类 美国俚语

Antibiotics Breed Drug Resistance in Pigs Pigs given low doses of antibiotics had more E. coli in their guts, and that bacteria showed an increased resistance to antibiotics, according to new research. The study confirms the routine practice of feedi

发表于:2019-01-13 / 阅读(87) / 评论(0) 分类 VOA标准英语2012年(一月)

Ukraine and Russia are expressing concern about their image as reliable gas suppliers amid growing gas shortages in Europe, for which Moscow and Kyiv are blaming each other. European officials warn of a crisis across region as a dispute between Russ

发表于:2019-01-13 / 阅读(213) / 评论(0) 分类 VOA标准英语2009年(一月)

Vidushi Sinha | Washington, DC 18 May 2010 The World Health Organization calls antibiotic resistance one of the three greatest threats to human health. Experts fear antibiotic resistance puts humans in danger of becoming nearly defenseless against so

发表于:2019-01-13 / 阅读(134) / 评论(0) 分类 VOA标准英语2010年(五)月

US Trying to Stop 'Reverse Brain Drain' The U.S. Congress is debating how to overhaul the nations immigration system in an effort to get foreign nationals who earn advanced degrees at American universities to stay and work in the country to help the

发表于:2019-01-14 / 阅读(100) / 评论(0) 分类 VOA标准英语2011年(十月)

Kenya: Misuse of Antibiotics Leading to Resistance by Immune System NAIROBI In Kenya, the rise of drug resistant bacteria could reverse the gains made by medical science over diseases that were once treatable. Kenyans could be at risk of fatalities a

发表于:2019-01-14 / 阅读(112) / 评论(0) 分类 VOA标准英语2015年(一月)

我们前两次讲了几个带有up这个词的习惯用语。今天要讲的习惯用语却都有和up相对的词: down。 Down这个词最常用的解释是往下。 比方说在今天要学的第一个习惯用语里:go down the drain。 Drai

发表于:2019-01-14 / 阅读(151) / 评论(0) 分类 美国习惯用语

Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol

发表于:2019-01-19 / 阅读(155) / 评论(0) 分类 2015CRI中国国际广播电台

Topic 1-TV drama series with the theme of Chinese Peoples War of Resistance against Japanese Aggression controversial Another TV drama series of the theme of Chinese Peoples War of Resistance against Japanese Aggression has become subject to ridicule

发表于:2019-01-21 / 阅读(72) / 评论(0) 分类 英语角-圆桌会议

Alan, Canada speaker How do I get my news? Well, when I lived in Canada I got my news from primarily watching television and reading the newspaper. But since I moved over to Asia and started using computers more and more I find that I get my main sou

发表于:2019-01-23 / 阅读(196) / 评论(0) 分类 一起闲话英语-English Chitchat

爱的反抗力 Muse - Resistance Resistance Muse Is your secret safe tonight? And are we out of sight? Or will our world come tumbling down? Will they find our hiding place? Is this our last embrace? Or will the walls start caving in? (It could be w

发表于:2019-02-05 / 阅读(93) / 评论(0) 分类 好听的英文歌曲

HONG KONG, Jan. 18 (Xinhua) -- It was a big mistake for the International Monetary Fund (IMF)(国际货币基金) not to include the Chinese currency, renminbi (RMB), in the international reserve basket in its recent reevaluation of the content of SD

发表于:2019-02-08 / 阅读(119) / 评论(0) 分类 英语新闻
学英语单词
ACSCO
albizia julibrissin durazz.
anatta
angle-off
anhydrite concentrate
anisotropous
anodal hyperpolarization
apontes
automatic backup
Balvi
battlefield management
be there
besayle
broomy flow
certificate of acceptance
chivies
Chungyang Shanmo
collisional broadening
compensatory pause
Comyn
cooperation procedure
copying down
critical altitude
cross-jack yard
cryptanthus zonatus
debris clearing cost
diaphragmatic paralysis
dismantling(dismantlement)
dizygotheca elegantissima
do one's stint
Dvorak-Dealey keyboard
economics of agglomeration
Epher
epostoma
faya (largeau)
flash radiography
gear mashing
genus gypss
genus Tolypeutes
gully control
guttule
half-sib
hamular
Heteromerite
high-temperature water
hog apple
ilka
image ad
in arrear
in-plant water softening
interference modulation
irregularity measured on loaded track
kaleidoscopic, kaleidoscopical
laminated soil
large berried
late-night hours
Legendrian
line switch board
lithium niobate electroptic coeffcient
low alloy high tensile structural steel
Lumangwe Falls
lyxonie acid
main shielding
main truss
manual arc electrode
memorier
microtrabeculae
Moloa'a
moondance
nociperception
nonverbal intelligence
Novomelovatka
oeps
olive-wood
onheave
opisthonotal gland
organic carbon pool
Palmer Park
pincern
radiationes
re breathe
reactive power control mode
repacketizes
rf power dissipation
rhizotomist
russell angle
sematech
skinned alive
Solu-Forte-Cortin
Southwest C.
steam-engines
telechron motor
Tewane
through group filter
true revolution
Tupilco
two-address architecture
unvendable
velocity-head
weirdest
wire drawing die
xor blend