The man and his son had been pushed into the line of fire by their captors.父子俩被那些掳走他们的人推到了枪口前。If anyone had started shooting, we would have been right in the line of fire.要是有人开始射击，我们正好就处于火力范围之内。Some civilians got caught in the line of fire. 一些平民被困在了交火地区。He was caught in the line of fire and killed.他在射程之内中弹身亡。