electric shear

例句：

1. 1. The electric shear is very efficient for cutting through thick materials.
   这种电动剪非常高效，可以切割厚材料。
2. 2.The electric shear was used to trim the hedges in the garden.
   电动剪被用来修剪花园里的篱笆。
3. 3.The electric shear was a lifesaver during the construction of the new bridge.
   在建造新桥的过程中，电动剪是一个救星。