在墙壁和表面变暗和不反射的屋子里，我们更喜欢白色屏幕。
In a room where walls and surfaces are darkened and non-reflective, we prefer the white screens.
一般的染料只是吸收紫外光和所有其他不反射的光，所以你看不到紫外光的存在。
Regular dyes just absorb UV along with all the other wavelengths they don't reflect, so you don't see any evidence of it.
由于机翼和尾部边缘的蜂窝状非金属结构不反射雷达波，所以飞机的雷达反射波就减少了很多。
The radar cross-section was further reduced because the wings' leading and trailing edges were composed of nonmetallic honeycomb structures that do not reflect radar rays.
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