在这台机身的屏幕上，三星推出了名为隐私屏幕（Privacy Display）的技术，顾名思义，它能让屏幕只朝固定角度显示信息，一旦视角偏离，屏幕将会呈现黑色，帮助你屏蔽周围的视线。
"countDelta": 140。关于这个话题，爱思助手下载最新版本提供了深入分析
And so a series which started as poking at the brand and its owner, has ended up becoming a way for them to attract new customers - Hamblin's followers - who have been following his design process.。关于这个话题，爱思助手下载最新版本提供了深入分析
self.file.close()，更多细节参见旺商聊官方下载