A small group of soldiers were parachuted behind enemy lines.一小队士兵被空降在敌人后方。They parachuted behind enemy lines.他们在敌人后方跳伞降落。The general's plan involved landing troops behind enemy lines.将军的计划包括向敌人后方空投部队。Small guerilla units were fighting behind enemy lines.游击小分队在敌人后方作战。