The rock material flows up from Earth's interior here, at the split, which forces the two sides of the ocean floor to spreadapart, to make room for the new rock material.
岩石物质从地球内部的裂缝处向上流动，迫使海底向两边分开，为新的岩石物质腾出空间。
2
They "bump into" or interfere with each other and gradually spreadapart.
它们彼此“碰撞”或相互干扰，从而逐渐分散。
3
For example, you and a few friends -- who are spreadapart around the world -- start a small software project.