情侣牵手、结婚纪念日小助手。用于计算情侣牵手纪念日、结婚纪念日等，有三个功能：一是读取今天的日期，并计算距纪念日的天数；二是计算距纪念日多少天的日期；三是计算某天到纪念日的间距。-Couple holding hands, the wedding anniversary of his assistant. Used to calculate the lovers stroll anniversary, wedding anniversary, there are three functions: