n.靠背

原形：backrest复数：backrests

The backrest of the chair provided much-needed support for her aching back.
椅子的靠背为她酸痛的背部提供了急需的支持。
She adjusted the angle of the backrest to find the most comfortable position.
她调整了靠背的角度，寻找最舒适的姿势。
The car's leather backrest was a luxurious touch, making long rides more enjoyable.
车辆的皮质靠背是一种奢华的享受，让长途旅行更加惬意。
After hours of sitting, she leaned back against the soft backrest, sighing in relief.
长时间坐着后，她靠在柔软的靠背上，舒了一口气。
The office chair had an adjustable backrest that could be reclined to different angles.
办公椅的可调节靠背能倾斜到不同的角度。
The camping cot featured a sturdy aluminum frame and a comfortable foam-filled backrest.
野营床有坚固的铝合金框架和填充泡沫的舒适靠背。
During the flight, she used the inflatable neck and backrest for extra comfort.
在飞行途中，她使用了充气颈枕和靠背以增加舒适度。
The massage chair had a built-in heating function for the backrest, providing soothing warmth.
按摩椅的靠背有内置加热功能，提供舒适的温暖。
He removed the removable backrest from the sofa to make more space for the cat.
他从沙发上移除了可拆卸的靠背，以便给猫腾出更多的空间。
She purchased a specialized backrest pillow for her wheelchair to improve her posture.
她购买了一个专为轮椅设计的靠背枕头，以改善她的坐姿。