美国国土安全部和美国宇航局正在研发一种新型手机,里面包含了微小的传感器,能够探测到诸如化学武器攻击里所使用的或者工业事故里所泄露的有害化学物质的存在。这些化学物质一经被探测到,手机就会警告使用者,并且自动向美国政府 The Department of Homeland Security and NASA are developing a new handpiece that contains tiny sensors that detect the presence of harmful chemicals such as those used in chemical weapons attacks or in industrial accidents. Once these chemicals are detected, the handset warns the user and automatically reports to the U.S. government