[--]

Jyutping sak1 bak1
Pinyin sài běi

Definitions (Wiktionary)
  1. name
    Saibei (a management area in Zhangjiakou, Hebei, China)
  2. name
    region north of the Great Wall of China

塞北 [--]

Jyutping
Pinyin sài běi

Definitions (CC-CEDICT)
  1. territories beyond the Great Wall (old)