impregnate
verb [ T ] formal uk/ˈɪm.preɡ.neɪt/ us/ɪmˈpreɡ.neɪt/
(ABSORB)
使（固体）吸收（液体）;浸渍
to cause something, usually a solid substance, to absorb something, usually a liquid
This cloth has been impregnated with special chemicals for cleaning computer screens. 这种布已用清洁电脑屏幕用的特殊化学物质浸渍过。
(MAKE PREGNANT)
使怀孕，使受孕
to make a woman or female animal pregnant