drag planer

例句：

1. 1. The drag planer is used to cut wood into boards.
   拖曳式刨床用于将木材切割成木板。
2. 2. The engineer used the drag planer to smooth the surface of the wood.
   工程师使用拖曳式刨床来平滑木材的表面。
3. 3. The drag planer was used to make the wood more uniform in thickness.
   拖曳式刨床被用来使木材的厚度更加均匀。