Growth in global tablet sales is slowing down for the first time.全球平板电脑销量首次出现放缓迹象。Market intelligence firm Gartner says tablet sales worldwide have increased only 11-percent this year, a sharp decline from the 55-percent growth seen last year.The iPad shipments have been slowing.Gartner says consumers are gravitating toward the larger-screen "phablets" iPhone 6 and 6-plus.The firm says the other reason for the rapid decline in tablet sales is the lifecycle of the products themselves.