[网络] 真空旋转泵

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2018-12-04 / 阅读(115) / 评论(0) 分类 英语每日一词

She inspected the carpet for small items. She saw a paper clip and a rubber band. She picked them up. She put them into a little box on the kitchen counter. She plugged in the vacuum cleaner. She turned on the switch. The cat ran out of the room. She

发表于:2018-12-07 / 阅读(90) / 评论(0) 分类 原版英语小短文

Oliver went to Target to buy a new vacuum cleaner. The vacuum cleaners at Target cost $60 to $500. The expensive ones were too bulky and, of course, too expensive. He bought the cheapest one in the store: a Dirt Devil Vibe. Its label claimed that it

发表于:2018-12-11 / 阅读(96) / 评论(0) 分类 365个英语简短小故事

This is Scientific American 60-Second Science. I'm Cynthia Graber. This will just take a minute. The fridge is one of your home's biggest energy hogs. Better insulation can make refrigerators much more efficient. And a panel encasing a vacuum is one

发表于:2018-12-24 / 阅读(93) / 评论(0) 分类 Scientific American(五)月

By Melinda Smith Washington 28 March 2008 Last month we told you about a young woman in the United States who got an experimental heart pump to help keep her alive. VOA's Melinda Smith has an update on her remarkable story.

发表于:2019-01-12 / 阅读(77) / 评论(0) 分类 VOA标准英语2008年(三月)

The World Health Organization says heart disease kills about 17 million people every year and that it will become the leading cause of death in developing countries. But now, there is some hope. A new device is being marketed that could save countles

发表于:2019-01-13 / 阅读(107) / 评论(0) 分类 VOA标准英语2010年(一月)

Life-saving Heart Pump Developed for Children Sixteen-year-old Marco Murguia can now play basketball and live a normal life. But in early 2007, when he was ten, his mother, Connie Murguia, noticed he was acting sluggish and took him to Texas Children

发表于:2019-01-13 / 阅读(79) / 评论(0) 分类 VOA标准英语2012年(八月)

'Horseheads' dip into the earth to make their owners a few bucks Ted Landphair | Washington, DC 31 March 2010 If you wonder why pumpjacks are sometimes called horseheads, stick a couple of ears and paint an eye on each side of this one, and you'll se

发表于:2019-01-13 / 阅读(119) / 评论(0) 分类 VOA标准英语2010年(四)月

He was going to ride his bike down to South Ferry. He squeezed the tires. They were soft. They needed air. I should buy a pump one of these days, he thought. He rode his bike to K-Mart on 34th Street. He walked the bike inside the store. He went to t

发表于:2019-01-22 / 阅读(100) / 评论(0) 分类 英文短篇故事(纽约)

注释: oppose [E5pEuz] vt. 反对 opinion polls 民意调查 mission [5miFEn] n. 使命,任务 upsurge [Qp5sE:dV] n. 高潮 intimidate [in5timideit] v. 胁迫 shake [Feik] v. 动摇 thug [WQ^] n. 暴

发表于:2019-01-31 / 阅读(103) / 评论(0) 分类 VOA2004(上)--各类新闻

我一直都相信心理暗示是管用的。比如在紧张或者缺乏信心的时候,如果身边有人很诚恳地肯定我的能力,对我加以鼓励,那么我在执行任务的时候就会泰然得多。这就是鼓励的力量。今天我

发表于:2019-02-01 / 阅读(70) / 评论(0) 分类 实用英语

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2019-02-02 / 阅读(122) / 评论(0) 分类 英语单词荟萃

The blue bike was sitting in Owens living room. It had no kickstand, so he had wedged the front tire in between two bookshelves so that the bike would stand upright. Both tires were flat. Dust covered the bike. However, no household spiders had set u

发表于:2019-02-03 / 阅读(160) / 评论(0) 分类 365个英语简短小故事

今天我们要学的词是 backing. Backing 做为名词,是支持的意思。The obesity drug named Qsiva failed to gain the backing of European drug regulators because of its potential side effects. 一种名叫Qsiva的治疗肥胖症的药物,因

发表于:2019-02-05 / 阅读(70) / 评论(0) 分类 英语单词荟萃

CAPE CANAVERAL Two American astronauts will venture outside the International Space Station Monday to stow a failed coolant pump and extend the outpost's Canadian railway. Wearing protective spacesuits in a deadly vacuum(真空) environment, Stephen

发表于:2019-02-05 / 阅读(131) / 评论(0) 分类 英语新闻

A debate over the correct way to wear earrings is raging over Facebook after a man posted that you should remove the plastic backing from ear studs before they are worn. Joseph Ayoub wrote: 'After my 19 years of living, I have now realized you're sup

发表于:2019-02-06 / 阅读(75) / 评论(0) 分类 阅读空间

歌曲 : Rise to the occasion 艺人 : BWO 音乐星级 : ★★★★ 所属专辑 :Big Science 发行年代 : 2009 风格 : Pop / Dance 相关介绍: Bodies Without organs是一个电子流行音乐组合,简称BWO,2004年成立于瑞典。乐队成员:Martin Andrzej Rolinski (lead voca

发表于:2019-02-08 / 阅读(125) / 评论(0) 分类 舞曲狂欢

Sugababes - Girls Here come the girls Mmm, oh yeah (BACKING TRACK: ERNIE K. DOE Whoa, water, I don't need no lemonade) Here come the girls! (Girls, Girls, Girls, Girls) Here come the girls! (Girls, Girls, Girls, Girls) Here come the girls! (Girls, Gi

发表于:2019-02-08 / 阅读(76) / 评论(0) 分类 好听的英文歌曲

今天要学的一个词是:pump。pump,Pump一般是指泵,或抽水机。可是今天讲的pump是指汽车加油站的泵。英国石油公司宣布停止在阿拉斯加的石油开采,《洛杉矶时报》的标题说:Oilfield Closure t

发表于:2019-02-16 / 阅读(117) / 评论(0) 分类 学个词

The head of Mexico's central bank says Latin American countries deserve greater representation at the International Monetary Fund. Agustin Carstens made the comments Wednesday in Brazil, where he is seeking support for his bid to become the next mana

发表于:2019-02-22 / 阅读(68) / 评论(0) 分类 英语新闻
学英语单词
2-dimethylaminoacet-aldehyde dimethyl acetal
5ever
adaptive communication environment
administrative authority
antirefugee
apostemation
available height of derrick
box (in the auditorium)
canephoros
carnier
chimborazoes
climatic characteristic
complex-valued field amplitude
conventional person
dakhala
defective lysogen
descending vertical flue
digitized targets
dissipative state
distributed monitoring proxy
drying and cooling
dust feeder
else-where
enterococcus faecalis
evening shift
family Littorinidae
family Pteriidae
far-away
fault heave
fore shaft
Fraser's air sand process
frictional ratio
furtivenesses
geostrophic adjustment
given it up
gratulant
harga-
Herbst's corpuscles
high pressure casing
hypothetical equilibrium tide
Ichang lemons
in the depths of
inclined tee joint
ink flying
intonaco
investment risk analysis
jaheem
jinjiang
kilohyl
knife-like
Kärkölä
Lallan
light coupled device
linear thermal output
main stream flow
mitotically
Monteria
negative conductor
no-pin ora
no-voltage protection test
non sequence
operative associations
optical nonlinear loop mirrors
optical-emission spectrometer
organized molecular assembly
performance coefficient for shaft horse-power
price elasticity of demand for import
proper pruning
QRP
relay nucleus
remotely monitored battlefield sensor system
resolving reagent
retractive force
road mix machine
rock-hole
Sanage-yama
secondary shaft
sewing up
shach
Silal V
simoniacally
split spline crankshaft
strange particles
styphelia trifloras
The evening brings all home.
there's more to this than meets the eye
Tonggye
toxic wastes
triphosphorylate
Tukayyid
typewriter output
underwater sound communication set
unpunk
unsubjection
upratings
ventilation duct spacer
vessel's form
wallnut capacitor
white telephone
working rule
writeto
xiaohua