And it can go from zero to ninety-five kilometers an hour in just two and one half seconds.

VOA: special.2009.11.03

And runners proved the doctors and scientists-- proved that they were right and ran the mile in two seconds and 4 minutes, one second, but no runner could run the mile in under 4 minutes, ever since the mile was actually timed-- when they started to time runs.

跑手们证明了医生和科学家…,证明了他们是对的,一英里跑四分钟两秒，四分钟一秒，但没有跑手能少于四分钟，从一英里跑计时以来-,当人们开始计时跑时。

哈佛公开课 - 幸福课课程节选

I think they're purple or so in scratch, or yeah, purple, I think, generally; say hi, for two seconds.

我觉得在scratch中，它们是华而不实的，我觉得，通常，显示hi，只要两秒钟。

哈佛公开课 - 计算机科学课程节选

Malaria kills about two hundred thousand children in Africa every year, an average of one every thirty seconds.

VOA: special.2010.04.20

For example, the TMR patients completed elbow and wrist movements in an average of one-point-two-nine seconds.

VOA: special.2009.03.10

Historians say thirty-two shots were fired in the space of about twenty-three seconds.

VOA: special.2010.02.15