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Meanings and definitions of "せん孔機"
Definitions
- 固い材質のものに穴を開けるための、先の尖った切り刃をもつ道具(通例素早く回転したり、連続的に打ち付けたりして)
- a tool with a sharp point and cutting edges for making holes in hard materials (usually rotating rapidly or by repeated blows)