沿线
yán​xiàn HSK7

along the line

yán​xiàn along the line
  1. 沿 yán preposition
    along
    To follow a path or line; used to indicate following a route such as a river, road, or coast.
  2. 线 線 xiàn noun
    route
    route; transport line; physical path

yán​xiàn along a marked line
  1. 沿 yán preposition
    along
    To follow a path or line; used to indicate following a route such as a river, road, or coast.
  2. 线 線 xiàn noun
    line (geometry)
    (geometry) the figure formed by a moving point