天数有时是不可预测的。

Fate is sometimes unpredictable.

他接受了天数的安排。

He accepted the arrangement of fate.

她觉得天数让他们相遇。

She feels that fate brought them together.

他相信天数决定了他的命运。

He believes that fate determines his destiny.

我们无法改变天数。

We cannot change our fate.

定义一个枚举来表示一周的天数。

Define an enum to represent the days of the week.

他在节省假期天数为了一次大旅行。

He is saving his vacation days for a big trip.

公司允许员工转存未使用的假期天数。

The company allows employees to rollover their unused vacation days.

假期天数的积累是根据服务年限计算的。

The accrual of vacation days is calculated based on years of service.

他告诉我的是“如果你有什么愿望，一个月内每个星期天数到1到100”。

What he told me is If you have any wishes, count 1 to 100 every Sunday for one month.