He began research four years ago with his then four-year-old daughter, casting a rudimentary android from her body, but its few actuator mechanisms resulted in jerky, unnatural motion.

• 四年前，他以当时四岁的女儿为对象展开研究，模拟她的身体做了一个初阶仿制人，但致动装置太少，机器人动作僵硬且不自然。