Infiltrate



GRE 蓝宝 Barron TOEFL

解释

GRE 红宝书

• v. 渗透, 渗入
• ［英］ v. 渗透, 渗入 ( to pass through, )
• ［类］ infiltrate : enter / insinuate : say ( 渗透是不知不觉进入 / 暗示是不知不觉说出)
• ［记］ in ( 进入) +filtr ( 过滤) +ate -> 过滤进去 -> 渗透;
• ［同］ 参考: filter ( 过滤)

Webster Collegiate

verb (-trated; -trating)

• Date: 1758
• transitive verb
  • 1. to cause (as a liquid) to permeate something by penetrating its pores or interstices
  • 2. to pass into or through (a substance) by filtering or permeating
  • 3. to pass (troops) singly or in small groups through gaps in the enemy line
  • 4. to enter or become established in gradually or unobtrusively usually for subversive purposes <the intelligence staff had been infiltrated by spies>
• intransitive verb
  • to enter, permeate, or pass through a substance or area by filtering or by insinuating gradually
• ? infiltrate noun
• ? infiltration noun
• ? infiltrative adjective
• ? infiltrator noun

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