But for the young who make up most of the population, learning this history has been hard to do - schools have up to now just not taught it.

VOA: standard.2010.04.19

We didn't have the same methods of diagnosis that we do now, so maybe it was just not diagnosed then.

那时医生的诊断手段远不及现在,因此,这些病可能只是诊断不出来

耶鲁公开课 - 生物医学工程探索课程节选

Now I could do this pretty easily in just by reasoning through it; right?

我可以轻松地这样做,通过逻辑推理，对不？

哈佛公开课 - 计算机科学课程节选

And so if we wanted to do this here, it's again, the same thing we're just now pulling back this layer and calling them char *s not actually strings.

如果我们想要在这里这样做，再次，我们撤销这一层,把它们叫做char，*s，实际上不是字符串。

哈佛公开课 - 计算机科学课程节选