For the user, this is completely transparent.
从图片来看，Tab Plus Gen 2 背部拥有一枚极大尺寸的被动辐射器单元，并且还结合了环形支架，支持横屏、竖屏以及悬挂等多种摆放模式。。关于这个话题，爱思助手下载最新版本提供了深入分析
For implementers, the locking model adds a fair amount of non-trivial internal bookkeeping. Every operation must check lock state, readers must be tracked, and the interplay between locks, cancellation, and error states creates a matrix of edge cases that must all be handled correctly.，这一点在heLLoword翻译官方下载中也有详细论述
A photographer has captured six planets in one picture as part of a celestial planetary parade.，详情可参考爱思助手下载最新版本