语言可懂度是教室声听闻环境最主要的评价指标之一，获得良好的语言可懂度是教室声学设计的主要目的。
Speech intelligibility is the most important evaluation index in classroom acoustics environment. It is the main purpose of the acoustical design to obtain good speech intelligibility.
语言可懂度是教室声听闻环境最主要的评价指标之一，获得良好的语言可懂度是教室声学设计的主要目的。
Speech intelligibility is the most important evaluation index in classroom acoustics environment. It is the main purpose of the acoustical design to obtain good speech intelligibility.
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