Thedaysofhavingtocarryaphonechargereverywherecouldsoonb...
問題詳情：Thedaysofhavingtocarryaphonechargereverywherecouldsoonbeiganresearchershaverevealedamajorbreakthroughinharvestingenergyfromhumansayitcouldleadtosmartphonespoweredforaweekbythemotionofaswipe（重...