轻质石油 qīngzhìshíyóu light petroleum Definitions Defs Origin Strokes Stroke Words Sentences Sents 轻 輕 qīng adjective light light in weight; having a low density or specific gravity质 質 zhì nounaffix substance (bound form) physical matter; substance; the material essence of an object石油 shíyóu noun petroleum petroleum; oil
