在英文對話或者英文短文、或者email文件中常常看到PS：格式。
一般PS指摳圖軟件photoshop，如果在以上情況出現的比如email中，意思是postscript，附言、附錄、多少一句，補充說下等含義。
舉例：節選自My SQL回覆郵件
PS: but as I said at the start, MySQL under OS X does not actually need a my.cnf file if you are happy with the defaults (which should be fine for most non-intensive uses
