- 問題詳情:Electronicdevices(裝置)arechangingthewaypeoplelistentomusic.Butstudiesshowthedevicesmaybecausinghearinglossinmanypeople.Someexpertssaypeoplemaybeplayingthemtooloudandfortoolong.Andexpertssaysoundlevelsonthesedevicesneedtobesetlower.Researchersdidas...
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