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英语翻译Beaming6-to-9-month-oldssittransfixedinaparent'slapasafewsecondsofmelodypoursfromthespeakers,andbecomemorealertwhenthetempoorpitchchanges.

题目详情
英语翻译
Beaming 6-to-9-month-olds sit transfixed in a parent's lap as a few seconds of melody pours from the speakers,and become more alert when the tempo or pitch changes.
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答案和解析
6月到9个月的定定喜气洋洋的坐在父母的膝盖上,他认真听着从扬声器传来的短短几秒钟的旋律,节奏和速度变化时定定变得更加警觉.