对许多新生儿的父母来说,再也没有什么比婴儿的微笑更令人兴奋了。经过一个多月的学习和适应这个新世界,大部分的婴儿都会在第二个月露出天使般纯真无邪的笑容。宝宝的笑容,使同时忙着适应新生儿的父母忘却了辛劳。笑是学来的宝宝的笑容,除了能促进和父母之间的亲密关系,在生理、心理发展上也有着重大的意义。笑,对成人来说,是件极轻松自 For many parents of newborns, nothing more exciting than a baby’s smile. After more than a month studying and adapting to this new world, most babies will show angelic innocence in the second month. The baby’s smile, forgetting the hard work of the parents who are busy adapting to the newborn at the same time. Laughter is a baby’s smile to learn, in addition to promoting close relations with parents, in the physical and psychological development also has great significance. Laugh, for adults, is a very relaxed self