B: no, I have not seen them.

B：我还没有见过。

youdao

But I have not seen it for a CEO before.

但我之前从没见过有首席执行官举办这样的活动。

youdao

I have not seen this particular musical.

我没看过这个特殊的音乐剧。

youdao

I then replaced the wooden boards so well that no human eye -- not even his -- could have seen anything wrong.

VOA: special.2009.05.16

It appears to be useful in that way but I imagine it does more compelling things these days but I have not seen it myself.

那样看起来仿佛比较有效果,但我想这些天它非常引人注目,只是我自己没看到而已。

哈佛公开课 - 计算机科学课程节选

I mean, you may not understand it with algebra before but some of these sorts of pictures have you seen before?

我是说可能代数部分你没看懂,但你们以前见过类似的图像吧

耶鲁公开课 - 博弈论课程节选

And I have not seen the letter, but I would point you to her testimony.

WHITEHOUSE: Press Briefing

The program presumably gives their opinionated takes on all things (I have not seen it).

FORBES: DeSean Jackson and Drew Rosenhaus: Show Us The Money

"I have not seen any indication we can validate their claim, " the U.S. official said.

WSJ: Turkey Finds Pilots' Bodies, Providing New Spark for Tensions