Backrest
01
靠背, 背部支撑
the part of a chair, bench, or sofa that supports the back and may extend up to the shoulders or head
例子
The backrest of the chair was perfectly angled for comfort.
椅子的靠背角度完美，非常舒适。
She leaned back against the soft backrest and sighed with relief.
她靠在柔软的靠背上，松了一口气。
