1 N-COUNT （事故发生后拖走坏损车辆的）救援车，救险车，清障车 A wrecker is a motor vehicle which is used to pull broken or damaged vehicles to a place where they can be repaired or broken up, for example after an accident. （事故发生后拖走坏损车辆的）救援车，救险车，清障车 [mainly US]

2 N-COUNT 拆除废旧建筑者 Wreckers are people whose job involves destroying old, unwanted, or damaged buildings. 拆除废旧建筑者 [mainly US]

3 See also: wreck