1.【军】(对敌军所挖地道的)对抗地道;(反炸敌人水雷的)反水雷;对抗计划[谋略]
1.用反地道防御;用对抗计策挫败[破坏]
1.to place explosive mines in an area in order to explode mines placed there by an enemy
2.to dig underground tunnels in order to intercept or destroy tunnels dug by an enemy
3.to take secret action against somebody's plans
1.a tunnel dug to intercept or destroy tunnels dug by an enemy
2.a secret action designed to undermine or destroy a plot or scheme