“渗入的”用英语怎么说

军队是不鼓励秘密警察渗入的少数机构之一。The army was one of the few institutions the secret police were not encouraged to penetrate.防油纸: 高度抗油渗入的半透明纸.Grease - proof paper : Translucent paper with high resistance to grease penetration.高度抗油渗入的...