what has four legs and a back but can't walk

what has four legs and a back but can't walk 猜谜语 What has four legs and a back but can't walk? what has four legs and one back but can 't walk?(什么东西有四条腿一个背 what has four legs one back but can not walk? What has four legs and a back but cannot walk or move on its 猜谜What has legs,but can't walk?what has arms and legs,butcan What has four legs but can't walk?翻译并给出回答 What has four legs but cannot walk? What has four legs,a back and two arms but no body? what has four legs,a back and ywo arms but no body what has two legs but can't walk?翻译 What has tow legs but can't walk?