ADJECTIVE | VERB + INFILTRATION | PREPOSITIONADJECTIVE➤communist, terrorist共產主義 / 恐怖主義滲透VERB + INFILTRATION➤reduce減少滲透▸➤prevent, stop防止/阻止滲透PREPOSITION➤infiltration by⋯的滲透◇The police tried to prevent infiltration by drug traffickers.警方盡力防止毒品走私分子的滲入。➤infiltration into滲透進⋯◇the infiltration of rain into the soil雨水滲入土壤