Title Text:It maintains odor levels in a normal familiar range, so if you open the windows and the air gets too fresh, it filters it through some dirty laundry samples to compensate. Origin:https://xkcd.com/2753/ https://www.explainxkcd.com/wiki/index.php/2753:_Air_Handler 空气净化器 它将气味水平保持在熟悉的正常范围内，所以如果你打开窗户导致空气过于新鲜，它就会通过使用脏衣服样品过滤空气来补偿。 http://xkcd.in/comic?lg=cn&id=2753 黑帽正在展示一个空调装… Read more