Apple chief executive Tim Cook told the firm's customers Monday that a recent demand by the U.S. government is "chilling." The government wants the technology company to build a "backdoor" into an encrypted Apple phone used by one of the terrorists who launched an attack last year in California. __________________________________This is VOA news. 周一,苹果公司首席执行长官蒂姆`库克向公司客户表示美国政府最近的一项要求是"令人心寒的."政府希望苹果公司设计一个"后门程序",并植入到一名去年在加州发动袭击的其中一名恐怖分子所使用过的加密苹果手机中.__________________________________以上是美国之音报道。