慢速英语:Google Launches New ‘Pixel’ Smartphone

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introduce – v. to make someone or something known for the first time

hardware – n. the machine or equipment parts of a computer

artificial intelligence – n. the development of computers to perform intelligence-related tasks without human involvement

upgrade – v. improve something to a better or newer model

cloud system – n. a way to store and regularly access computer data on multiple servers through the internet