单词	oxygen donor
释义	oxygen donor 氧供体
随便看	front-end hydrogenation front-end hydrogenation process front-ending front end interface front end intermodulation front-end investment front end job front-end lift front-end load front -end load frontend loader front end loader front-end loader front end loader bucket front end loadermechanical shovel front end loaders front-end load fund frontendloading frontend loading front end loading front-end loading front end load plan front-end machine front end management front-end measure