ejected rock meaning in English

喷出岩

Some of these surfaces are mare deposits that have been covered by blankets of highland debris ? layers of ejected rock spread by the impacts that created the moon ' s basins
这类表面有些是被多层高地遗屑（月球受到撞击而喷出四散的岩石）覆盖的月海矿床。
While traveling through space , the ejected rocks or dust particles would need to be captured by the gravity of another planet or moon , then decelerated enough to fall to the surface , passing through the atmosphere if one were present
喷出的岩石或尘粒在太空中漫游之际，必须受到其他行星或卫星的重力所牵引，继而穿越大气层（如果大气存在的话），在充份减速后散落地表。