柏油纸 bóyóuzhǐ asphalt paper Definitions Defs Origin Strokes Stroke Words Sentences Sents 柏油 bǎiyóu asphalt pitch; tar; asphalt; a thick dark liquid or semi-solid substance distilled from coal tar or petroleum and used for road surfaces纸 紙 zhǐ noun paper paper; sheet of paper; usually made from plant fibers for writing, drawing, or wrapping