infiltrate
v.
1758, of fluids, from in-(2) "in" + filtrate. Related: Infiltrated; infiltrating. Military sense of "penetrate enemy lines" attested from 1934.
| 词汇 | infiltrate |
| 词根词缀 | Online Etymology Dictionary infiltrate v. 1758, of fluids, from in-(2) "in" + filtrate. Related: Infiltrated; infiltrating. Military sense of "penetrate enemy lines" attested from 1934. |
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