early 15c., "a knitting together," noun of action from infiltrate. In physics, from 1796. Figurative sense of "a passing into" (anything immaterial) is from 1840; military sense of "stealthy penetration of enemy lines" dates from 1930.
实用例句
1. The police tried to prevent infiltration by drug traffickers.
警方尽力阻止毒品走私分子的潜入.
来自《简明英汉词典》
2. A loss in volume will occur if infiltration takes place.
如果发生了渗润作用,水量就会减少.
来自辞典例句
3. The project was being whittled down into a guerrilla infiltration.
这个计划已缩小成一种游击战术式的渗入.
来自辞典例句
4. Local areas of infarction or infiltration can sometimes be demonstrated.
局部区域梗塞或浸润有时能被发现.
来自辞典例句
5. There are infiltration center on lava and agglomerates.
