一路上

yīlùshàng
  1. along the way
  2. the whole way
  3. (fig.) the whole time

CEDICT

Entry Composition

1 一路 yīlù
  1. the whole journey
  2. all the way
  3. going the same way
  4. going in the same direction
  5. of the same kind
2 上 shàng
  1. (bound form) up; upper; above; previous
  2. first (of multiple parts)
  3. to climb; to get onto; to go up
  4. to attend (class or university)
  5. (directional complement) up
  6. (noun suffix) on; above