Countermine

(noun.) (military) a tunnel dug to defeat similar activities by the enemy.

(verb.) destroy enemy mines with one's own mines; 'We countermined the banks of the river'.

欧文录入

• There were a few men, however, left at the advance line, and others working in the countermine, which was still being pushed to find ours. 尤利西斯·格兰特. U．S．格兰特的个人回忆录.
• I should be glad to countermine him, respecting the handsome gal, your friend. 查尔斯·狄更斯. 我们共同的朋友.
• The enemy had countermined, but did not succeed in reaching our mine. 尤利西斯·格兰特. U．S．格兰特的个人回忆录.

手打:默文