沿線

along the line (e.g. railway) / the region near the line

along / to follow (a line, tradition etc) / to carry on / to trim (a border with braid, tape etc) / border / edge

thread / string / wire / line / CL:條|条[tiao2],股[gu3],根[gen1] / (after a number) tier (unofficial ranking of a Chinese city)