The teams have run into various problems. Many of the training fields were never completed, forcing teams to share facilities and practice at uncomfortable hours.

VOA: standard.2009.11.05

I have various -there have been lots of banking problems in the world and let me just mention some.

我有很多...,目前全球银行业存在很多问题,我来讲其中的一部分

耶鲁公开课 - 金融市场课程节选

Now, it seems to me we can eliminate that a little bit by comparing it with various modern approaches to the same sorts of problems.

如今,在死亡的问题上,我们已经通过,与现代多种同类方法和问题的对比,解决一些了

耶鲁公开课 - 古希腊历史简介课程节选