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这个月,宝宝醒来的时间逐渐加长,原始反射开始消失。他开始微笑,咿呀发音,分辨不同的声音,进入快速适应的发展期。
This month, the baby woke up gradually longer, the original reflex began to disappear. He began to smile, babbling pronunciation, distinguish different voices, into rapid development of adaptation.