这些问题对刚刚学习走路的孩子来说影响很大，因为穿上这类童鞋后，学步儿不得不跳着并踮起脚尖向前走。
This is of particular concern with toddlers learning to walk, because it causes them to bounce and tip forward, "she says."
为了某种理由，我尽可能悄悄地走——踮起脚尖往屋里看。
For some reason I walk as quietly as possible-and standing on my toes I look inside the house.
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