Have good facilitation to the improvement of infant's intellectual development and language ability.
Have good facilitation to the improvement of infant's intellectual development and language ability.
对幼儿智力开发和语言能力的提高具有良好的促进作用。
Have good facilitation to the improvement of infant's intellectual development and language ability.
对幼儿智力开发和语言能力的提高具有良好的促进作用。