背包 Traditional form: 背包 Pinyin (reading): bēibāo Definitions: knapsack rucksack infantry pack field pack blanket roll CL:個/个 (gè) Characters: 背 - back, backside; to betray, to violate 包 - wrap, pack, bundle; package Traditional characters: 背 - back, backside; to betray, to violate 包 - wrap, pack, bundle; package