| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024in•fil•tra•tion (in′fil trā′shən),USA pronunciation n. - the act or process of infiltrating.
- the state of being infiltrated.
- something that infiltrates;
an infiltrate. - Military
- a method of attack in which small bodies of soldiers or individual soldiers penetrate the enemy's line at weak or unguarded points in order to assemble behind the enemy position and attack it from the rear, harass enemy rear-area installations, etc.
- a system of transporting troops or vehicles at extended and irregular intervals so as to avoid enemy observation or attack, esp. from the air.
- Geologythe seepage of water into soil or rock. Cf. percolation (def. 3).
- infiltrate + -ion 1790–1800
WordReference Random House Learner's Dictionary of American English © 2024in•fil•trate /ɪnˈfɪltreɪt, ˈɪnfɪlˌtreɪt/USA pronunciation v., -trat•ed, -trat•ing. - Militaryto move into (an enemy country, etc.) secretly to do harm: [~ + object]Spies had infiltrated enemy headquarters.[no object]They had infiltrated into enemy territory.
in•fil•tra•tion /ˌɪnfɪlˈtreɪʃən/USA pronunciation n. [uncountable]infiltration behind enemy lines. in•fil•tra•tor, n. [countable]:The infiltrator had penetrated the high command. WordReference Random House Unabridged Dictionary of American English © 2024in•fil•trate (in fil′trāt, in′fil trāt′),USA pronunciation v., -trat•ed, -trat•ing, n. v.t. - to filter into or through; permeate.
- to cause to pass in by filtering.
- Militaryto move into (an organization, country, territory, or the like) surreptitiously and gradually, esp. with hostile intent:The troops infiltrated the enemy lines.
- Militaryto pass a small number of (soldiers, spies, or the like) into a territory or organization clandestinely and with hostile or subversive intent:The intelligence agency infiltrated three spies into the neighboring country.
v.i. - to pass into or through a substance, place, etc., by or as by filtering.
- Pathologyto penetrate tissue spaces or cells.
n. - something that infiltrates.
- Pathologyany substance penetrating tissues or cells and forming a morbid accumulation.
in•fil•tra•tive (in′fil trā′tiv, in fil′trə-),USA pronunciation adj. in•fil•tra•tor (in′fil trā′tər, in fil′trā-),USA pronunciation n. |