Ambulatoria

例句：

1. 1. The elderly patient needs ambulatoria to help him get around.
   这位老人需要助行器来帮助他移动。
2. 2. The nurse prescribed the patient an ambulatory aid to improve his mobility.
   护士为患者开了助行器，以改善他的活动能力。
3. 3. The ambulatory aid was designed to assist people with limited mobility.
   这款助行器旨在帮助行动不便的人。