incursion|incursions

边境部队击退了敌人的突然入侵。

Border forces repelled the enemy's sudden ___incursion.

敌军昨晚对我们的边境发动了多次突袭。

The enemy launched several ___incursions into our border last night.

蚊子的入侵扰乱了露营地的安宁。

The ___incursion of mosquitoes ruined the peace at the campsite.