登と坂はん車しゃ線せん

noun

climbing lane; crawler lane

A designated lane on an uphill slope for slower vehicles, allowing faster traffic to pass. Common on expressways and mountain roads.

• この先さき、登と坂はん車しゃ線せんがありますので、遅おそい車くるまは左ひだり側がわへどうぞ。

  There is a climbing lane ahead; slower vehicles please keep left.

• 登と坂はん車しゃ線せんでトラックを追おい越こした。

  I overtook a truck in the climbing lane.