- 锥: awl awl-shaped things
- 刺: stab; prick
- 头悬梁,锥刺股: tie one's hair on the house beam and jab one's side with a needle to keep oneself awake -- painstaking in one's study
- 头悬梁,锥刺股: tie one's hair on the house beam and jab one's side with a needle to keep oneself awake -- painstaking in one's study
- 悬梁锥刺: tie to a beam and prick the thing with an awl
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