资料来源 : pyDict

车队,护送车队,辎重车队

资料来源 : WordNet®

wagon train
     n : a procession (of wagons or mules or camels) traveling
         together in single file; "we were part of a caravan of
         almost a thousand camels"; "they joined the wagon train
         for safety" [syn: {caravan}, {train}]