Frosted glass is glass that you cannot see through clearly. 磨砂(玻璃)的
adjective [原级]被霜覆盖的;冻伤的;冷淡的;无光泽的
The top half of the door to his office was of frosted glass. 他办公室门的上半部分为磨砂玻璃。
verb [vt. 及物动词]下霜
One of Fuller's major inventions was underlighting, in which she stood on a pane of frosted glass illuminated from underneath. 富勒的重大发明之一是底灯,她站在一格磨砂玻璃上,照明的光来自下方。