wagon train

n.a procession (of wagons or mules or camels) traveling together in single file

同义词：caravantrain

1. The pioneers traveled westward in a wagon train, enduring harsh conditions along the way.
   拓荒者们组成马车队向西旅行，沿途忍受恶劣的环境。
2. The wagon train stopped near the river to rest and gather supplies.
   马车队在河边停下休息并补充物资。