- 问题详情:Manyofushavebecomesoreliant(依赖的)onoursmartphonesthatweusethemtocarryoutunbelievable221taskseveryday.Astudyof2,000smartphoneownersshowsthattheaverageuserreachesfortheirphoneat7:31ameachmorning,tocheckpersonalemailsandFacebook.Andbeforethey...
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