v.（使）滲透；（使）滲入；潛入

The thick fog seemed to have infiltrated through the very walls into the room. 濃霧好像透過墻壁進(jìn)到房間里。

The teacher tried to infiltrate her ideas into the children's minds. 老師設(shè)法把她的思想滲透到孩子們的心中。

Beware of the fifth column. They often infiltrate into key positions and seek to undermine the body politic from within. 要提防隱蔽的敵人，他們經(jīng)常滲透到關(guān)鍵崗位企圖從內(nèi)部破壞國家政體。

The enemy infiltrated our land. 敵人混入我國領(lǐng)土。

Our entire organization had been infiltrated by enemy agents. 敵特已打入我們整個組織。

He joined the party and turned out to be a wolf in sheep's clothing because he was sent to infiltrate our group for the extreme right wingers. 他加入了我們的黨，結(jié)果卻是一只披著羊皮的豺狼，因為他是被極右分子派來混在我們的團(tuán)體之中的。