汽油添加剂 qìyóutiānjiājì gasoline additive Origin Definitions Defs Strokes Stroke Words Sentences Sents 汽油 qìyóu noun gasoline gasoline; petrol; a fuel oil processed from petroleum used primarily in internal combustion engines or as a solvent添加剂 添加劑 tiānjiājì noun additive substance added to something else to improve its qualities, such as a food additive, preservative, or pigment