He' s always out and about. 他喜歡趴趴走

有些人總喜歡往外跑,要形容這種人您可以說:  He's always out and about.
這裏的about不是"大約",而是"到處"之意.
此外,也可以說: He's always running around.

A: I just called Helen's dorm like ten times, and no one answered.
    我打了10通電話到阿婨的宿舍,都沒有人接
B: That's normal. She and her roomates are always out and about.
    這很正常.她跟她室友們都很愛到處趴趴走

來源: 臺灣科技大學應用外語系助理教授 黃玟君