thank you so much!
回答: 幼兒的左手食指靠拇指的外側,從指根向指尖擼,一下一下,輕輕的,多少下看小孩大小,我兒子幾個月時隻是十來下就行了。也推薦有這方向問
由 sweetowl
於 2012-05-03 10:34:27
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