Writing note showing Do S Is And Dont S Is. Business photo showcasing advising Rules or customs concerning some activity Human Hand Holding Megaphone with Sound Icon and Text Space. 写笔记显示做 s 是和不 S 是. 商业概念为规则或风俗咨询规则或风俗有关一些活动人手拿扩音器与声音图标和文本空间