单词:cryopump cryogenic pump
单词:cryopump cryogenic pump 相关文章
This is IN THE NEWS in VOA Special English. American lawmakers agreed this week on an economic recovery plan. Negotiators got it below seven hundred ninety billion dollars. They cut tens of billions from versions in the Senate and the House of Repre
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
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
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
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
Topics: Movie: 2001: A Space Odyssey; Bozo the Clown; kind of versus so-so versus more or less; firm versus company; to get + participle Words: odyssey concurrently plot extra-terrestrial cryogenically frozen to read lips to sneak to coincide with cl