Robots tall enough to interact effectively in human environments have a high center of gravity and must accelerate and decelerate slowly, as well as avoid steep ramps, to keep from falling over.

• 高度足以和人类互动的机器人，由于重心较高，所以加速和减速都得慢慢来，同时必须避开较陡的斜坡以免倾倒。