3个月的贝贝长得越来越可爱了。在他清醒的时候,会一边津津有味地啃着胖胖的小手,一边用大而亮的眼睛注视着妈妈,格格地笑出声来,小脸就像一朵盛开的鲜花。妈妈很激动:啊!我的小宝宝会看妈妈了。视觉是人类认识外界事物最重要的信息来源。婴儿的视觉器官在胎儿时期已经基本发育 3 months babe looks more and more lovely. While he was awake, he gazed at his fat little hand while watching the mother with his big, bright eyes. His face was like a flower in full bloom. Mom is very excited: ah! My little baby will see my mother. Vision is the most important source of information for human understanding of the outside world. The baby’s visual organ has basically developed during the fetal period