VERB
使浸透;浸渍
If someone or something impregnates a thing with a substance, they make the substance spread through it and stay in it.
例句
Undercover officers found drug-making equipment used to impregnate paper with LSD.
卧底警官发现了用于使迷幻药浸透到纸里的毒品制造设备。
...a block of plastic impregnated with a light-absorbing dye.
一块浸透吸光染料的塑料