马克走在前面，听不见他们的声音。Mark was out of earshot, walking ahead of them.他在前面的草坪上丈量并标记出两个圆圈。He was on the front lawn, measuring out two circles.他们派两人在前面侦察。They sent two men out in front as scouts....

“在前面”的英语可以翻译为：at the fore，in front of，to the fore，ahead，in front ...