在田径运动会上,发令员都是用发令枪作起跑的信号。枪声一响,运动员就如“万箭齐发”一起冲出去。在正常情况下,运动员都在枪响之后出发,发令员就没有必要再放第二枪了。但有的运动员不是在枪响之后出发,而是在枪响的同时甚至枪 At track and field games, the starters are using the starting gun as a starting signal. When the gunshots rang, the athletes rushed out like “Wanjian Qi Fa” together. Under normal circumstances, athletes are starting after the gunshot, the starter there is no need to release a second shot. However, some athletes do not set off after the gunshots, but even shoot the guns at the same time