seat bottom中文什么意思

椅盘

• seat:    n. 1.座；座位；席位；席次。 2 ...
• bottom:    n. 1.底，底部。 2.地基，基础 ...
• bottom seat:    折棚盖安装铁, 膨胀饼座

例句与用法

1. Back pad is angled 100 degree from seat bottom
   -靠背保持100度的角度，有效地减轻腿
2. Back pad is angle 100 degree from seat bottom to relieve hamstring pressure
   -靠背与座垫成100度,有助减轻对大腿