Knife means a cutting instrument consisting of a sharp blade attached to a handle.
是指有柄的小刀由一个附在柄上的锋利刀片构成的切割工具。
Musical Instrument Industry: Instrument three-dimensional surface engraving, shape cutting.
乐器行业：可雕刻乐器三维曲面、外形切割。
Musical Instrument Industry: Instrument three-dimensional surface engraving, shape cutting.
乐器行业：可雕刻乐器三维曲面、外形切割。
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