oil dag黑铅油oiln.油；油画颜料；奉承话v.涂油；溶化；加油oil- drop experiment油滴实验oil source correlation油源对比oil-expansion vessel贮油柜,扩油器oilless air compressor无油空气在缩机oil washed air cleaner油浴空气过滤器oil and gas separation油气分离oil- absorbing resin吸油树脂oil bath air breathing油浴式滤清器通气管oil-resisting sheath抗油外壳oil-filled capacitor油浸电容器

1. Oil mills are used to make olives into high-quality olive oil.
   榨油机把橄榄做成高质量的橄榄油。