[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

手柄与绳体连接处必须带轴承(滚珠/尼龙轴承)实现360度顺畅旋转,否则绳子甩几下就缠绕打结,是儿童跳绳挫败感的主要来源,比计数功能更值得关注

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88%
Confidence
Long-term
Relevance
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