12月22日，平谷万达广场，市民观看开业表演。新京报记者 薛珺 摄
《華爾街日報》1月25日援引知曉中共高級別內部通報會內容的「知情人士」稱，張又俠被控向美國洩露中國核武器計劃的「核心技術數據」，包括導彈制導系統參數和核彈頭小型化關鍵技術。報道稱，部分證據來自中國核工業集團公司前總經理顧軍，後者在1月20日（張被查前四天）被宣布接受調查。
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用户不需要像呼叫 Siri 那样字正腔圆，甚至不需要张开嘴，只需要在喉咙里「默读」指令，眼镜腿上的传感器就能精准识别。
And you won't need to top up manually in the hard to reach corners, this vacuum has edge-to-edge cleaning that makes sure you get a better coverage along walls and corners. It also comes with an OMNI docking Station. Here the vacuum does all its maintenance, including mop washing and drying, water refilling, and dust emptying for up to 150 days. So there's really next to no work for you to do.