但是她只有星期二和星期四有空。

But she is free only on Tuesdays and Thursdays.

youdao

现在是在星期二和星期四下午2点到4点，而不是在星期一和星期五下午2点到3点举行。

It is now on Tuesdays and Thursdays from 2 to 4 pm, instead of being held on Monday and Friday from 2 to 3 pm.

youdao

星期二和星期四，他做模型飞机。

On Tuesday and Thursday, he makes model planes.

youdao

So the question we want to get clear on is what is it for somebody on Tuesday to be the same person as the person here talking to you on Thursday?

所以我们要弄清楚的问题是,下星期二给你们讲课的,和今天，星期四的是同一个人,这意味着什么？

耶鲁公开课 - 死亡课程节选