[机] 油泵的上、下冲程

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(176) / 评论(0) 分类 英语每日一词

By Nancy Steinbach Broadcast: October 1, 2003 This is Faith Lapidus with the VOA Special English Health Report. Scientists in Iceland say they have identified the first gene linked to common forms of

发表于:2018-12-15 / 阅读(154) / 评论(0) 分类 VOA2003(下)-环境与健康

Diet Rich in Tomatoes May Reduce Stroke Risk A long-term study has found that people who routinely eat a lot of tomatoes are less likely to suffer strokes. Tomatoes are rich in lycopene, an antioxidant that scientists believe reduces the risk of hear

发表于:2019-01-06 / 阅读(150) / 评论(0) 分类 英语新闻

This is the VOA Special English Health Report. A stroke is a loss of blood flow in the brain. There are two kinds of stroke. One is an ischemic stroke. It happens when a blood vessel in the brain gets blocked. The other kind is called a hemorrhagic,

发表于:2019-01-11 / 阅读(176) / 评论(0) 分类 VOA慢速英语2008年(八)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(143) / 评论(0) 分类 VOA标准英语2008年(三月)

By VOA Sports Washington, DC 19 January 2008 German golfer Martin Kaymer has fired a 4-under-par 68 to maintain a six-stroke lead after the third round of the Abu Dhabi Golf Championship in the United Arab Emirates. Kaymer, last year's European PGA T

发表于:2019-01-13 / 阅读(181) / 评论(0) 分类 VOA标准英语2008年(一月)

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(168) / 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(144) / 评论(0) 分类 VOA标准英语2012年(八月)

Telemedicine has been used for years to deliver medical care to remote locations by audio or video links. Now, Canadian researchers are exploring the possibility of using that same technology to provide rehabilitation services to stroke patients in r

发表于:2019-01-13 / 阅读(146) / 评论(0) 分类 VOA标准英语2010年(六)月

BP oil company has announced its first major success in containing a massive oil leak in the Gulf of Mexico. Engineers inserted a metal tube into a broken pipe on the sea floor, to siphon oil into a ship on the surface. BP engineers implemented the f

发表于:2019-01-13 / 阅读(165) / 评论(0) 分类 VOA标准英语2010年(五)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(185) / 评论(0) 分类 VOA标准英语2010年(四)月

A new study of stroke in the United States has found that the rate of brain-damaging blood clots has increased dramatically among people infected with HIV. The increase in strokes coincides with the use of newer, more effective AIDS medicines. Bruce

发表于:2019-01-14 / 阅读(153) / 评论(0) 分类 VOA标准英语2011年(一月)

Lifestyle Changes May Ease Heart, Stroke Risk We hear the message about how to live a healthy life so much, it's hard to imagine there's anyone who hasn't heard it. Heart disease is preventable, said Dr. Patrice Desvigne Nickens, with the National He

发表于:2019-01-14 / 阅读(140) / 评论(0) 分类 VOA标准英语2013年(七月)

Simon, a college grad, always pointed out the errors in his brother Brevyn's emails. When are you going to stop confusing 'its' with 'it's'? he often asked. Brevyn, a high school grad, said that nobody ever noticed anyway. Brevyn knew that Simon was

发表于:2019-01-16 / 阅读(194) / 评论(0) 分类 365个英语简短小故事

RACHEL MARTIN, HOST: About 800,000 people have strokes every year in the U.S. Most are caused when a clot blocks a blood vessel to the brain. We've known about strokes for a long time. But it wasn't until recently that doctors could do anything about

发表于:2019-01-17 / 阅读(158) / 评论(0) 分类 2017年NPR美国国家公共电台5月

Texas Town's Fortunes Rise And Fall With Pump Jacks And Oil Prices AUDIE CORNISH, HOST: The middle class in America is constantly shifting and changing shape. Since the 1970s, it's shrunk decade by decade. We also know that income inequality is growi

发表于:2019-01-17 / 阅读(147) / 评论(0) 分类 2016年NPR美国国家公共电台8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(177) / 评论(0) 分类 英文短篇故事(纽约)

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(192) / 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(224) / 评论(0) 分类 365个英语简短小故事

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(187) / 评论(0) 分类 学个词
学英语单词
after hatch
allegation of invalidity
altitude-contour ratio
anti-takeover defenses
biglutarate
biobricks
blackish-gray
blastocystosis
bluebell(Campanullaceae)
bulk viscoelastic behavior
cart system
coke-burning
combined speed across
comparison tube
compering
consumption multiplier
contemporary dance trust (cdt)
deferred payment credit
dimethyl-amino-propionitrile
dispurses
distinctive information
DR (data register)
electric sander
enry
equivalent map projection
ex-gays
exch.
Fibrobacteraceae
fireform
flaming weeder
FOCLOL
fresh water plankton
genus Darlingtonia
give a shit
give full scope to
granular coherer
ground heave
hearing trumpet
high yield pulp
hollow reamer
Homorod
honeychurch
hot water valve
hymonette
impervious soil
INSURV
jam together
jerod
Kellogg, Frank Billings
key boarding
Lion indicator
lipoma of vulva
loliin
Mahomad
mantissa part
mediocris
memory-read cycle
menomine whitefish
Miller, Henry
mine area
mis-classifying
Mud L.
needle-shape pulse
nets-of-tax
organic acidotrophic lake
oversets
patent salt
percentage sign
periscopic depth
petty morels
phosphosulphate
primosomes
propodus
psychoeducative
repair of coating defects
revotes
sawbill
Schmidt prism
semi monocoque construction
serrated knife
sheaf of ring
sleepifying
solid dielectric capacitor
sonic collector
spokesman-review
station service electrical system
stikine wind
sulfide (sulphide)-oxidizing bacteria
suppredded gout
tap hole plug stick
thermal reservoir
to do work
triseriatus
unbalance force
universal chock
unphotogenic
up to the elbow s with
Vatican Roulette
wandering star
warm fertilizer treatment
water-flow
wheel feed index hand wheel