我就不明白，再做一次有什么意义。

I don't see the point of doing it all again.

《牛津词典》

解决这个意义缺失（问题）的第一步是找出你真正关心的事情，然后再做点什么。

The first step in solving this meaning shortage is to figure out what you really care about, and then do something about it.

youdao

你可能会学哪些事是以后不会再做的，但是这有什么价值呢？

You might learn what not to do again, but how valuable is that?

youdao

I want to make one more remark about what I'll be doing in terms of this class.

我想再多弄一次关于,在这个课题上我会明确地做什么的讨论。

耶鲁公开课 - 死亡课程节选

Alright, so maybe a little underwhelming and we saw already what this program is going to do but let's just go through this process once before we start doing more interesting things and then we'll come back and at least give you a hint of what some of these syntactic details are doing.

好吧，这个程序也许太平庸了，让人印象不够深刻,我们也知道这个程序是干嘛的,在我们开始更有意思的事情之前,让我们再来讨论一下整个过程后再回来,这些语法细节到底是在做什么呢？,先给你们一点小小的提示。

哈佛公开课 - 计算机科学课程节选

You don't have to petition the government to do something.

你不必再去请求政府,出面做什么事情。

普林斯顿公开课 - 人性课程节选