Walking is something you can do with others, in the sense that it can be a joint activity,a joint undertaking.

走路是一件你能和他人一起做的事，这是一个共同合作的行为和事件。

耶鲁公开课 - 死亡课程节选

I always bike there. It's better than the subway and it's better than walking.

我总是会骑车去那儿。比地铁和走路好多了。

喜欢自行车 - SpeakingMax英语口语达人

He had extremely small hands, very small feet, which meant he sort of lurched and stumbled sometimes when he walked, particularly because he drank enormous quantities.

他的手和脚却十分小,这意味着他走路时可能有些蹒跚,在他豪饮之后更是如此

耶鲁公开课 - 欧洲文明课程节选