belt puncher

例句：

1. 1. The belt puncher was used to make holes in the belts for attaching them to the bike.
   皮带打孔机用于在皮带上打孔，以便将其固定到自行车上。
2. 2. The belt puncher is a handy tool for anyone who needs to make small holes in their belts.
   皮带打孔机是任何需要在其皮带上打小孔的人的便利工具。
3. 3. The belt puncher is often used by mechanics to repair worn out belts.
   皮带打孔机常被机械师用来修理磨损的皮带。