A physical robo t is no rmally compo sed of a main frame (o rarm ) w ith a w rist and some too ling ( usually some type ofgripper) at the end of frame.

• (实际的机器人由带有腕(或称为臂)的主机身和机身端部的工具(通常是某些类型的夹持器) 组成。