roller blinds短语¹³¹⁶²⁰⁺³ 基本英英例句 百叶窗原型rollerblind的复数 名词 roller blind: a window shade that rolls up out of the way Each perimeter office zone possesses internal motorized roller blinds to further control light admission. 每个周长布置的办公区域都配置有隐藏的内部机动滚筒来控制光线的进入。 topenergy