Manyofushavebecomesoreliant(依赖的)onoursmartphonesthatweu...
问题详情：Manyofushavebecomesoreliant(依赖的)onoursmartphonesthatweusethemtocarryoutunbelievable221taskseveryday.Astudyof2,000smartphoneownersshowsthattheaverageuserreachesfortheirphoneat7:31ameachmorni...