国境线

國境線
guójìngxiàn

national border

Wiktionary

Entry Composition

1 国境 guójìng
  1. national border
  2. frontier
=2 线 xiàn variant of 线 xiàn
=2 线 xiàn
  1. thread
  2. string
  3. wire
  4. line
  5. (after a number) tier (unofficial ranking of a Chinese city)

classifiers: 條, 股, 根