infiltration
英 [,?nf?l'tre???n]
美[,?nf?l'tre??n]
- n. 渗透；渗透物
英英释意
- 1. a process in which individuals (or small groups) penetrate an area (especially the military penetration of enemy positions without detection)
- 2. the slow passage of a liquid through a filtering medium;
- "the percolation of rainwater through the soil"
- "the infiltration of seawater through the lava"