单词：pump stroke
pump stroke的用法和样例：
例句
- When the exhaust stroke starts, the cylinder is swept out by the upmoving piston.当排气冲程开始时，气缸被向上运动着的活塞刮掠。
单词：pump stroke 相关文章
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
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
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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
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,
VOA慢速英语2008年（八）月
This is the VOA Special English Health Report. Strokes are a major cause of death and disability. A stroke is a loss of blood flow in the brain. There are two kinds. An ischemic stroke happens when a blood vessel in the brain gets blocked. A hemorrh
VOA慢速英语2009年（八）月
Health Report - Why Sleep Apnea Raises Risk of Stroke, Heart Attack This is the VOA Special English Health Report. (SOUND) Loud snoring can be a problem -- and not just for other people trying to sleep with the noise. It can also be a sign of sleep a
2011年VOA慢速英语(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.
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
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
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
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
VOA标准英语2010年(六)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
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
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
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
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
2017年NPR美国国家公共电台5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
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
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
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
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