单词：internal recirculation pump
单词：internal recirculation pump 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
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）
You Gotta Have Hearts 你必须得有的心脏 When it comes to weird sea-creatures, octopus es are hard to beat. Theres the well-known ink-squirting defense system, the bird-like beak , and the eight tentacle s with their double rows of sucker s . W
英语听力文摘 English Digest
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
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
学个词
今天我们要学的词是 circulation. Circulation 有发行量的意思。美国皮尤研究中心的报告说，报纸虽然不会马上消失，但是，The declines in daily newspaper circulation are unprecedented. 日报发行量的降低是闻所
英语单词荟萃