为残疾人、老年人提供便利行动的设计叫做“无障碍设计”。残疾人和老年人的居住、生活环境问题是世界范围内普遍性的社会问题。无障碍设计的目的在于确保残疾人、老年人等弱势人群行动的自由,扩大其行动范围,使其能平等地充分参与社会生活, The design for handicapped and older people is called “Barrier-free Design.” The living and living environment for people with disabilities and the elderly is a social problem that is universal in the world. The purpose of accessibility design is to ensure the freedom of movement of vulnerable groups, such as the disabled and the elderly, to expand their scope of action so that they can participate fully and equally in social life,