削けずり落おとす

godan verb (-su), transitive verb

scrape off; plane off

To remove a thin layer from a surface by scraping or planing, often with a tool.

• 板いたの表ひょう面めんを削けずり落おとして滑なめらかにする。

  I plane off the surface of the board to make it smooth.

• 古ふるいペンキを削けずり落おとす。

  I scrape off the old paint.