Read Edit View history 賽道 sàidào racecourse Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 赛道/ 賽道 sàidào racecourse track or course used for racing; circuit Edit Delete 赛道/ 賽道 sàidào market segment field of competition or industry niche; a business arena Edit Delete References Add reference No references for this word.