The principle , research method and appraise criterion on passive-dynamic bipedal robot are introduced .
介绍了被动动力式两足机器人的基本原理、究方法、价标准。
Meanwhile , humanity is busy urbanizing its shelters , developing bipedal robots ( armed lightweight walking vehicles , or alwvs ) , and preparing to take the fight to m.
But he offers another speculation : later , after they became bipedal and had more bare skin , their backs would have been exposed to the air as they knelt or bent over to forage .