1N-COUNT (尤指在乡间休闲或锻炼的)散步者,步行者 A walker is a person who walks, especially in the countryside for pleasure or in order to keep healthy. (尤指在乡间休闲或锻炼的)散步者,步行者
2N-COUNT (帮助婴儿、残疾人或病人走路的)助行架 A walker is a special kind of frame which is designed to help babies or disabled or ill people to walk. (帮助婴儿、残疾人或病人走路的)助行架
She eventually used a cane, then a walker, and finally was confined to the house.