One who goes before to prepare the way for another, as a settler in a frontier country.

开路者；先驱者；拓荒者(如往边陲开拓者)。

A soldier in an engineer corps whose special work is road building and repairing.

工兵；开路兵。

To prepare a way.

开路；领先；倡导。

To take the lead in.

作先锋。

To open up, as a road.

开路。