pre-diffusion

常见例句

Clouds cause the diffusion of light from the sun.
云使阳光漫射。
Cook the pie for 20 minutes in a pre heated oven.
在经过预热的烤箱里烘烤馅饼20分钟.
The pre - christmas period be always very busy .
圣诞节前这一段时间总是很繁忙的。
Insulation used to prevent heat diffusion, as from a steam pipe.
绝热材料用来防止热量散失的绝热材料，如从蒸汽输送管上
Just pre the switch on your arm rest.
您按一下扶手上的那个开关就行了。
They are well pre pared and never improvise.
他们总是有备而来，从不临时草率从事。