我不是假正经，不过我认为这些照片淫秽下流。

I'm not prudish but I think these photographs are obscene.

《柯林斯英汉双解大词典》

不过嘛，那可能不是真的。

Ah, but that may not be true.

《牛津词典》

你认为这是我故意干的，不过我向你保证不是的。

You think I did it deliberately, but I assure you (that) I did not.

《牛津词典》

Now, Ken Kesey, some of you probably know, was a sort of performer, writer, not really an activist.

你们可能知道，他算是一个表演家、作家，不过不是一个积极分子。

耶鲁公开课 - 1945年后的美国小说课程节选

So, again, this is why I'm disclaiming that this isn't all that interesting yet, but what am I doing.

此外，这就是为什么我放弃那个，这个不是那么,有趣，不过我现在在做什么呢？

哈佛公开课 - 计算机科学课程节选

I realize I've given you some difficult mathematics, but--it's not that difficult actually-- but I kind of went through it quickly.

我发现我给了你们一些比较难的数学公式，不过，并不是想象的那么难-,我很快就把它们讲完了。

耶鲁公开课 - 金融市场课程节选