(gū) abbr. for Tianjin 天津 (also 津沽)
(gū) to buy; to sell
(gūyuán) Guyuan county in Zhangjiakou 張家口|张家口[Zhang1 jia1 kou3], Hebei
(gūyuánxiàn) Guyuan county in Zhangjiakou 張家口|张家口[Zhang1 jia1 kou3], Hebei