orbital energy

例句：

1. 1. The satellite orbits around the Earth at a constant altitude.
   卫星在地球周围以恒定的高度运行。
2. 2. The physicist's theory of orbital energy is widely accepted.
   物理学家的轨道能量理论被广泛接受。
3. 3. The spacecraft used orbital energy to propel itself through space.
   宇宙飞船利用轨道能量来推动自己穿越太空。