You can say something like, "I remember you said something very interesting yesterday and wanted to talk about it some more, but I'm new here and don't remember your name yet. Would you mind telling me again?"

你可以这样说：“我记得你昨天说了一些有趣的事情，还想多谈谈，但我是新来的，还不记得你的名字。你介意再告诉我一遍吗？”

youdao

I again say, say something.

我再次说句话。

youdao

I'll say again, somewhat in advance perhaps of the time I should say it, that Gadamer thinks that there's something immoral about historicism.

我会再讲一遍，现在说可能有点早，伽达默尔认为历史主义有些不道德。

youdao

I again say, say something.

我再次说句话。

哈佛公开课 - 计算机科学课程节选

Then again, if you are not certain of something you can say "I'm not sure."

同样的，如果你对于一件事没有把握，你可以说“I'm not sure.”

I'm sure 课堂 - SpeakingMax英语口语达人

Ah ha, it goes into that accept portion, prints out a message, and goes back around the while loop to say try again. And it's going to keep doing this until I give it something that does serve as a float.

他会说输入一个浮点数，啊哈，它就到了那段处理代码,打印出消息,然后回到while循环让我们再输一次,它会持续这么做直到它接受到一个浮点数。

麻省理工公开课 - 计算机科学及编程导论课程节选

And tax reform, again, as I said, is something that Republicans say they're for.

WHITEHOUSE: Press Briefing by Press Secretary Jay Carney,

But let me just tell you something -- and I have said this before and I will say it again -- he cannot do this alone.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event