rotating crystal X-ray photograph

例句：

1. 1.The car's engine is rotating smoothly.
   汽车的发动机正在平稳地旋转。
2. 2.The team rotated their players to give everyone a chance.
   球队轮换球员，让每个人都有机会上场。
3. 3. The planets rotate around the sun.
   行星围绕太阳旋转。