英语词汇“oil-free piston expansion engine”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	oil-free piston expansion engine
释义	oil-free piston expansion engine [ɔɪl fri ˈpɪstən ɪkˈspænʃən ˈɛndʒɪn] 无油润滑活塞式膨胀机
随便看	observation post observation posts observation producing department/section observation program observation range observation reduction observation report observation research observation result observation result status observation room observa-tions observations observation satellite observation schedule observation seaplane observation sentence observation set observation sheet observation shield observation site observation skill observations of water stage observation space observation spillover 拗3 拘拘1 拘2 拘3 拘4 拘俗守常拘奇抉异拘挛补衲拘文牵义 29550 29551 29552 29553 29554 29555 29556 29557 29558 29559