Others point to all the problems: the anachronisms, the general lack of specificity as a sign that these are composed quite late.

其他人则提出了各种问题：,时代特色，表述不够具体,由此推断这些创作得比较晚。

耶鲁公开课 - 旧约导论课程节选

I think that global warming is an extremely important issue for our time.

我觉得全球变暖是我们时代一个极其重要的问题。

全球变暖和发达国家 - SpeakingMax英语口语达人

But whenever we've had a reform era there's been a big issue, or two or three or four.

但每当我们有一个改革的时代,都会存在一个,两个,三个或者四个大问题

耶鲁公开课 - 美国内战与重建课程节选

And that makes it for me a very exciting time to study this because the problems aren't solved in the way that bridge building is largely a solved problem now.

对于我而言,这是一个非常激动人心的时代,因为一百年前桥梁建设中难以解决的问题,在今天都得到了解决

耶鲁公开课 - 生物医学工程探索课程节选

So the question for us remains, which deeply challenged readers in Hobbes' own time, what makes Hobbes' story, as I am calling it, his story about the state of nature ? being a condition of war, what makes it plausible?

所以我们的问题依然存在，这使霍布斯时代的读者感到深深的挑战，是什么使得霍布斯的故事，关于自然状态的故事,战争状态的故事，是什么使它真实合理？

耶鲁公开课 - 政治哲学导论课程节选

Tellegen Now by the way Lykken and Tellegen were interviewed recently in TIME magazine issue of happiness.

最近Lykken和,受到《时代》杂志的采访，谈“快乐“问题。

哈佛公开课 - 幸福课课程节选

Another side effect if you take too much lithium is death, so that's no good to have in sodas either, and it might not have been as big a deal back in the 1920's, but you can imagine with supersizing today, this might be a bigger problem.

另一个副作用是因为摄入锂过量而死，这更说明在汽水里放这种东西是不好的，这在二十世纪二十年代可能没什么大问题，但你可以想象在如今这个什么都超标的时代，这也许会出更大的问题。

麻省理工公开课 - 化学原理课程节选