Unverified80% confidenceDecision RuleTime unknown

长度尺寸选择应覆盖脚踝至大腿下缘并预留2-3cm，过短会在膝弯处滑落露出小腿受凉，过长会堆积在脚踝形成绊倒隐患；按身高而非月龄选码更准

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Unverified裤腿宽度以大腿最宽处能捏起3-5cm余量为宜；过窄会绷出腿型失去阔腿裤优势，过宽（下摆>32cm）在小个子身上显拖沓压身高86% similar Unverified拉伸带长度选择：身高<165cm选180-200cm，165-180cm选200-250cm，>180cm或需绕背拉肩选280-300cm——过短会导致腿部拉伸时手够不到脚83% similar

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