“漫射体”的英语可以翻译为：diffuser，effuser，effusor ...

一道冰冷的光线透过天窗漫射进来。A cold, diffuse light filtered in through the skylight.直射光比漫射光更有利于阅读.Direct light is better for reading than diffuse light.粗糙表面的反射常常叫做漫射.Reflection from a rough surface is often called diffuse reflection....

“漫射”的英语可以翻译为：[医] diffusion，diffuse ...