靠背板

例句：

1. 1. The car's dashboard has a large screen for the driver to check the map and adjust the temperature.
   汽车的仪表盘有一个大屏幕，供驾驶员查看地图和调整温度。
2. 2. The old man sat in his chair with his back against the wall, feeling very tired.
   老人坐在椅子上，背靠着墙，感到非常疲倦。
3. 3. She leaned back in her chair, closing her eyes and enjoying the soft music.
   她靠在椅子上，闭上眼睛享受柔和的音乐。