On first impression, Bolt may seem to be a show-off.

VOA: standard.2009.08.21

And now in the past couple of weeks, I've been working on a small experiment, which is intended to show how we can be replaced by a computer.

在前几周内，我一直在做一个,小实验，打算,说明我们怎么样才能被计算机代替。

哈佛公开课 - 计算机科学课程节选

Speaking via Skype,she says no. "I think further studies will be necessary to show whether the differences we've demonstrated depending on delivery mode of babies when they first emerge into the world actually carry over time, and whether those differences might contribute to health outcomes."

VOA: standard.2010.06.30