"There was no single piece of intelligence, a 'smoking gun' if you will, that said that Mr.Abdulmutallab was going to carry out his attack against that aircraft,"

VOA: standard.2010.01.03

So, if you want to attack urban air quality, this is probably moving in the wrong direction, OK?

所以如果你想攻击都市的空气质量，这可能是一个错误的方向，对吗？

麻省理工公开课 - 固态化学导论课程节选

Also, shows you something about the challenge of it, because we are susceptible to attack from lots of different kinds of microorganisms.

同样也向你们展示这其中的一些挑战,因为我们也容易受到,各类微生物感染的危害

耶鲁公开课 - 生物医学工程探索课程节选

I think we have to use the same techniques that we used effectively against the Mafia here in the United States where you attack these organizations at all levels,"

VOA: standard.2009.10.22

You have to realize that this is a mock attack; you're simulating attack.

必须打打闹闹时才行;,你是假装要打对方，不是真打。

耶鲁公开课 - 心理学导论课程节选

But if the attacker was to attack through the hard pass, again not surprisingly, you do better if you defend the hard pass than the easy pass.

但如果入侵者选择崎岖之途,仍然是毫无疑问,选择防御崎岖之途要比平坦之途好

耶鲁公开课 - 博弈论课程节选

That's a big problem and so can you protect these cells that you give to the recipient from attack by the recipient's immune system?

并且至关重要,那么你们想办法保护这些植入受体的细胞,使它们免受免疫系统的排异反应么

耶鲁公开课 - 生物医学工程探索课程节选

And there's two you could use to attack through, easy or hard.

同样他也有两条路入侵途径,平坦之途和崎岖之途

耶鲁公开课 - 博弈论课程节选