常见例句用作名词 (n.)John bears the bell in all track events at school.约翰在学校里的各个径赛项目中都赢得第一名。The result of track events is measured by the length of time, and can be as precise as centisecond.径赛项目按时间长短测定成绩，可精确至百分之一秒。 返回 track event