We are born on the outermost layer of the earth's surface, pass our life on this surface, and die here. Gravity is the most constant force affecting our lives.
We are born on the outermost layer of the earth's surface, pass our life on this surface, and die here. Gravity is the most constant force affecting our lives.
人类生于地球的最表面，在地球表面上生活，度过一生。地球重力是影响人类的最重要的力量之一。