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人的内耳在胎儿约五个月时就已发育完成,所以,胎儿期就已经能“听到”声音。那么多大的孩子才能听懂声音的含意呢?听力的发展有利语言和心理发展,怎样培养婴儿听力呢?
The human inner ear has been developed about five months after the fetus has been completed, so the fetus has been able to “hear” the sound. So many children can understand the meaning of the voice it? The development of hearing is conducive to the development of language and psychology, how to develop infant hearing it?