增强记忆，改善睡眠，集中注意力，你需要阿尔法脑波音乐
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![爱学习的小丸子《［BACH］BRANDENBERG CONCERTO NO4 IN G-PRETO》[MP3/LRC]](http://imge.kugou.com/stdmusic/100/20220301/20220301121706620073.jpg)