背背包 meaning in Chinese

to put on a rucksack

At seven oclock in the morning an escort of french soldiers in marching order , in shakoes , with guns , knapsacks , and huge sacks , stood before the sheds and a running fire of eager french talk , interspersed with oaths , was kept up all along the line
七日晨七时，在棚屋前面站着一列全副行军装束头戴高筒军帽荷枪实弹身背背包和大口袋的押送队伍，整个队伍喧闹着，可以听到从各排中发出的法国式的咒骂声。