n.界石；界碑
COULD REMEMBER PICTURES TAKEN WHEN I WAS WALKING ROUND THE HIGHWAY RIGHT AT THE POINT OF MERESTONE BETWEEN CHINA AND PAKISTAN IN YEAR 2002. 想起02年我走在中巴边境上，看着中国援建的中巴公路，在界碑前留影。当时不觉得有多大的感触，只认为是理所当然。巴基斯坦作为盟友，一直得到中方的援助和支持。
