另外一周的天数分别为补充，由中间的第四个世纪。

The other days of the week were added by the middle of the fourth century.

youdao

函数的作用是：返回一周中的天数。

The JDDayOfWeek() function returns the day of a week.

youdao

函数的作用是：返回一周中的天数。

The JDDayOfWeek() function returns the day of a week.

youdao