Read Edit View history 炼油 liànyóu oil refining Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 炼油/ 煉油 liànyóu oil refining verb · oil refining; to refine oil 这座城市以其先进的炼油技术而闻名。 Edit Delete References Add reference No references for this word.