This all amounts to heightened activity and noiselevels, which have the potential to be particularly serious for children experiencing auditory function deficit.
所有这一切都意味着活动量和噪音水平增加，这对有听觉功能缺陷的儿童来说有更加严重的潜在影响。
2
Children with auditory function deficit are potentially failing to learn to their maximum potential because of noiselevels generated in classrooms.
由于教室里产生的的噪音，患有听觉功能缺陷的儿童可能无法最大限度地学习。
3
They were randomly divided into four groups and exposed to various noiselevels in the background, from total silence to 50 decibels, 70 decibels, and 85 decibels.