这个词是什么意思？
Chairs or seating mounted on wheels and designed to be controlled or propelled by the occupant. Medicare Part B (Medical Insurance) covers power-operated vehicles (scooters), walkers, and wheelchairs as durable medical equipment.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D014910 · MeSH 2026。
Courtesy of the U.S. National Library of Medicine. Annual snapshot; later updates may not be reflected. NLM does not endorse this service.