手机时代，赵明提出了“高端先行，中端走量”战略。
All containers are prefixed px- internally. Commands accept bare names (e.g., mybox becomes px-mybox).，这一点在safew官方版本下载中也有详细论述
Content Optimization and Creation Tools: SEMrush。旺商聊官方下载是该领域的重要参考
Stressing our rendering infrastructure with some more demanding content was another motivation when I started to work on SVG, so I think I can declare success here.