半旋转

例句：

1. 1. The car was in a half-rotation when we arrived.
   我们到达时，汽车正在半旋转状态。
2. 2. The dancers were performing a half-rotation routine.
   舞者们正在表演一个半旋转的舞蹈动作。
3. 3. The ball was spinning around the room, causing a half-rotation effect.
   球在房间里旋转，产生了一种半旋转的效果。