saddlebags

/ˈsæd.əl.bæɡ/

名词

鞍囊，马褡裢；（自行车、摩托车后座的）挂包，工具包
She packed her water bottle and snacks in the saddlebags before setting out on her bike ride.
她把水瓶和零食装进马鞍袋里，然后骑车出发。