[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

左撇子书写方向为推笔而非拉笔,普通钢笔尖易刮纸、卡顿或断墨,应选专为左手设计的LH尖(如凌美有左手尖版本)或圆润顺滑的日系尖

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80%
Confidence
Long-term
Relevance
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get_claim(id=235645)