about 4500 dollars. could be used by seniors

来源: borisg 于 2024-08-25 03:07:43 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (58 bytes)
回答: 有了外骨骼，还能再多动几年 由 说谁谁 于 2024-08-24 23:33:43

to delay the time to be confined to wheel chairs.

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