【化】 raw oil
not
make with extra care; refine
【化】 polishing; refining
【医】 purification; rectification; refine; refinement
【经】 refine; refining
paint; fat; grease; oil
【化】 oil
【医】 elaeo-; eleo-; oil; Ol; olea; oleo-; oleum
expect; feed; material; stuff
【化】 filter material