单词：double acting piston pump
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用Mp3背六级单词
Daniel: Hey, Vella. Well we're talking about things, big things you want to achieve in your life, so how about you? What do want to do? Vella: Well, one of my biggest dreams is to become an actress. Daniel: Uh-uh. Vella: Because I really love acting
原版英语对话1000个
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
Double Star Chapter One If a man walks in dressed like a hick and acting as if he owned the place, he's a spaceman. It is a logical necessity. His profession makes him feel like boss of all creation; when he sets foot dirtside he is slumming among th
跟希哥学英语
Daniel: Hey, Vella. Well we're talking about things, big things you want to achieve in your life, so how about you? What do want to do? Vella: Well, one of my biggest dreams is to become an actress. Daniel: Uh-uh. Vella: Because I really love acting
英语趣味课堂
伦敦布里德当选旧金山市长 This is AP News Minute. US Secretary of State Mike Pumpeo says North Korea will get no economic sanctions relief until it denuclearizes. China is Pumpeo's latest stop as he briefs leaders and diplomats on the Nort
美联社新闻一分钟2018(六)月
Ocean Floor Reveals Past Climate Changes Time capsule Lamont research professor Maureen Raymo, the director of the Core Repository, slides open a long, narrow drawer from the cabinet. Like thousands of others here, the drawer contains a long, thin cy
VOA标准英语2012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)
'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
This Internal Combustion Engine is 50% More Efficient 新型内燃机效率提高50% Internal combustion engines in cars may be on their way out, but experts agree it will take a few decades before electric-powered vehicles become dominant. Meanwhile
VOA标准英语2016年(三月)
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）
Corporate taxation 企业税务 Death of the Double Irish 计划夭折 The Irish government plans to alter one of its more controversial tax policies 爱尔兰政府计划改变其一项颇具争议的税收政策 BONO may front one of the world's mo
经济学人财经系列
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
A group of senior students from Zhejiang University have successfully developed an air hand-washing device. 浙江大学的一队大四学生成功研制出了空气洗手装置。 The device utilizes an infrared ray induction system, which detects t
英语新闻
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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