bench shaper

例句：

1. 1.The bench shaper was used to smooth the edges of the wooden benches.
   长凳修整器被用来平滑木制长凳的边缘。
2. 2. The bench shaper was used to repair the damaged parts of the benches.
   长凳整形机被用来修理长凳的损坏部分。
3. 3.The bench shaper was used to restore the original appearance of the benches.
   长凳整形器被用来恢复长凳的原貌。