maintenance hook

例句：

1. 1. The maintenance team is responsiblefor fixing the equipment.
   维修团队负责修理设备。
2. 2.The maintenance hook was used to secure thecables.
   维护钩用来固定电缆。
3. 3. The maintenancehook was designed to prevent the cable fromslipping.
   维护钩设计用来防止电缆滑动。