名 boundary，border，short for Xinjiang，a surname ；

[例句] 成吉思汗, 塔马兰在狂热的开疆拓土中消灭了所有反抗他们的人. Khan, Tamerlans in the fury of conquest exterminated all who resisted them.

[例句] 为保卫祖国的边境,许多战士浴血疆埸. Many soldiers fight hard in bloody battles to guard the border.