[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

如厕训练用踏脚凳(马桶前)高度选14-18cm,能让幼儿膝盖高于臀部形成蹲姿角度(约35度)促进排便;洗手台用踏脚凳则需20-25cm才能让孩子够到台面

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