Dictionary › 钻孔
钻孔
zuān kǒng
What 钻孔 means
- to bore a hole
- to drill
- drilled hole
The characters in 钻孔
Looking a word up is not learning it. GraphChinese puts all of HSK 1–6 into one dependency graph, teaches each piece only once its prerequisites are solid, and schedules reviews to land just before you would forget.
Start learning — $49 lifetime