“我强调一下,医用防护口罩(N95口罩)如果戴的时间长了是有害处的,它会使孩子缺氧,影响身体发育,包括心脑的发育,也影响记忆。”在今晚8点开始的“科普一下·防护系列谈”直播节目中,国家卫生健康委新型冠状病
Some Android programs trigger the \"media volume\" slider when the hardware volume up/down buttons are pressed. My application seems to set the ringer volume when the hardware buttons are pressed.