英语词汇oil-free pumping system的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	oil-free pumping system
释义	oil-free pumping system 释义无油抽气系统行业词典航天无油抽气系统???
随便看	stulty Stultz Stulz stulzs stum stuma stumble stumble about stumble across stumble across/on something/someone stumble across/on/upon sth/sb stumble against stumble along stumble around stumble at stumble at the threshold stumble backward stumble-block stumblebum stumblebums stumbled stumbled across stumbled into stumbled on stumble down

英汉双解词典包含4367426条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

oil-free pumping system