high-backCOCA⁹⁷³⁸¹BNC²³⁶²¹³⁺¹iWeb⁴³⁰⁸⁰ 基本例句 un.高靠背；后背小圆领；🌏高背；高背金龙；高背黑食 The chairs go from a high-back to a low seat, a stool to a deep seat chair, and the rocker can change into a lounge chair with arm rest in a few seconds. 高背椅能变做低位椅，高脚凳能变为矮凳，摇椅能变成带扶手的躺椅，而这些变化都能在几秒内完成。 yeeyan