wedge grip gear

例句：

1. 1. Thewedge grip gear on the tool isdesigned to make it easier to hold anduse.
   工具上的楔形握把设计用来使握持和使用更加方便。
2. 2. Thenew design of the wedge grip gearhas greatly improved the efficiency of the machine.
   新型的楔形握把设计大大提高了机器的效率。
3. 3. The wedge grip gearwas used in the construction of the bridge, which made it stronger and more durable.
   楔形握把被用于桥梁的建设中，这使得桥梁更加坚固耐用。