房车，人类行走的艺术！
This electronic teacher is not a human-like robot walking around the classroom.
这个电子老师并不是一个在教室里走来走去的人形机器人。
In 1981 we made an experiment of human gait in level walking.
1981年我们进行了人体水平步行步态的实验。
Walking is perhaps the most fundamental of all human movements.
步行是人类最基本的运动。
Walking is perhaps the most fundamental of all human movements.
步行是人类最基本的运动。
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