刨笔刀

bào bǐ dāo

pencil sharpener

刨

bào

variant of 刨[bao4]

笔

bǐ

writing brush; writing implement (pen, pencil etc) (CL:支[zhi1],枝[zhi1])

刀

dāo

knife; blade; single-edged sword; cutlass (CL:把[ba3])