crosswise movement of saddle

例句：

1. 1. The horse's crosswise movement is essential for its balance.
   马的横向运动对于其平衡至关重要。
2. 2. The engineer carefully adjusted the crosswise movement of the machine to ensure smooth operation.
   工程师仔细调整了机器的横向运动，以确保操作顺畅。
3. 3. The team worked together to optimize the crosswise movement of the robot arm.
   团队共同努力优化了机器人臂的横向运动。