He swore to having seen that movie before.

他说他以前肯定看过那场电影。

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So having seen that the latter route is the same distance, we just need to calculate the distance for that.

于是已经知道后一条线路的距离是一样的，我们只需要去计算该距离即可。

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It can take time for people, having seen that they are playing a non-zero-sum game, to adjust their attitudes accordingly.

人们要花费时间相应调整态度，看到他们是在玩一场非零和博弈的游戏。

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Jacques Rogge says many Canadians have told him that having the Olympics in Vancouver has united the country like they have never seen before.

VOA: standard.2010.03.01

So having succeeded with that, he thought well, now that I've seen Troy, how about Mycenae?

随着这次成功,他又想到,我已经看到了特洛伊城,那迈锡尼城呢

耶鲁公开课 - 古希腊历史简介课程节选

Even if you don't remember having seen them, even if that familiarity was generated with such quick exposures that you don't remember even having seen anything, you will get that familiarity effect.

如果你不记得曾经见到过它们，尽管对这些词汇，只是匆匆一瞥,你不记得见到过，熟悉度还是会发挥效应。

耶鲁公开课 - 心理学导论课程节选

The organization isn't directly investing in Project Glass itself, of course, with Google already having seen that its X division has what it needs in that regard.

ENGADGET: Bill Maris, the Man Behind Google Ventures, on the Present Challenges and Future Potential of Glass

After having seen that brilliant scene in the movie line in Annie Hall, one is always wary of quoting Marshall McLuhan, but we should remember that the medium is the message, the tetrad of media effects and all that other good stuff he said.

FORBES: Why Data-Hungry Mobile Video Advertising Is Not Sustainable

This is a polite way of saying what Robert Gates, the previous defence secretary said more baldly, that having seen the paltry defence efforts that Europe is willing to make, its time for the US to drawdown.

BBC: Re-ordering of priorities in new US defence strategy