大家都搜：
每天的天数
1、book of days───天书
2、number of days───n.天数
3、days───n.(Days)人名；(英)戴斯；n.天（day的复数形式）；时期；adv.每天；在白天
4、days of service───服务天数
5、days of dash───冲刺的日子
6、couple of days───几天
7、day of───年月日
8、days of gray───灰蒙蒙的日子
9、days of grace───宽限日期；延付日；n.宽限日期
1、Ever since the earliest days of AI, there have been concerns that some day software will take over the world, leaving the fate of humans unknown.───自从人工智能出现以来，人们就一直担心有一天软件会占领世界，而人类的命运却无人知晓。
2、I am sure it was Wednesday because known announcements have been submitted three business days ahead of the posting day.───我确定那是星期三，因为已知的公告是在发布日的三个工作日前提交的。
3、night were divided into the same number of parts, so that except at the equinoxes, days and night hours were unequal; and then of course the length of these hours varied with the seasons.───黑夜被分为均等数量的部分，所以除去昼夜平分点，白天和黑夜时间是不等的；当然，这些时长也因季节变化而变化。