国境线 (guó jìng xiàn) — national boundary line; frontier line

Definition

Examples

• 这条国境线是两国之间的正式分界线。
  Zhè tiáo guó jìng xiàn shì liǎng guó zhī jiān de zhèng shì fēn jiè xiàn.
  This border line is the official dividing line between the two countries.
• 士兵每天沿着国境线巡逻。
  Shì bīng měi tiān yán zhe guó jìng xiàn xún luó.
  The soldiers patrol along the border line every day.
• 国境线两侧的居民可以互相往来。
  guó jìng xiàn Liǎng cè de jū mín kě yǐ hù xiāng wǎng lái.
  Residents on both sides of the border line can visit each other.