3.the enemy【军】敌军；敌方
The enemy were pursued for two miles.敌军被追出两英里。
The enemy is approaching the city from all sides.敌军正从四面八方逼近这座城市。
4.the enemy
(hostile nation)敌国
They believed that his cooperation with the enemy had passed over to collaboration.他们认为他与敌国的合作已演变成通敌行为。