The machines do in fact have the ability to "save" the images and while this function is purported to be "turned off" by the TSA in screenings, TSA Air Marshalls and training facilities have the save function turned on.
这些机器实际上有能力“保存”图像，并且TSA在展示时声称此功能已被TSA“关闭”，而TSA Air Marshalls和培训机构“开启”了保存功能。