haul-backline

例句：

1. 1. The truck's haul line was damaged during the accident.
   卡车的拖车后线在事故中受损了。
2. 2.The backline of the team is performing well in this match.
   球队的后线在这场比赛中表现得很好。
3. 3. The engineer had to haul the heavy equipment across the backline.
   工程师不得不把重型设备从后线拖过。