The news of the F.T.C. investigation in May drew attention to the growing overlap between Apple and Google in areas like mobile phone software, browsers and online video.

• 联邦商务委员会在五月发起的调查使得人们注意到，苹果和谷歌在手机软件、浏览器和网络视频等领域的竞争正日益扩大。