36氪：有源外骨骼主要靠设备提供助力，从而节省人的力量消耗？
.field("email", dtype="str", validators=[email_validator])，详情可参考电影
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Limb Lengthening SurgeryA reconstructive procedure that gradually elongates the bones of the arms or legs, typically performed on patients with skeletal dysplasia or other genetic bone growth conditions. The process is lengthy, painful, and intensive — bones are surgically broken and then slowly separated over months, allowing new bone tissue to fill the gap.
巨头入局，眼里是生态和生意巨头纷纷重注AI硬件，背后其实是纯软件商业模式日益清晰的瓶颈。，这一点在PDF资料中也有详细论述