During the second half of the nineteenth century, the United States was not concerned much with events in other countries.

VOA: special.2010.07.08

So, the first half of the class is going to be concerned with questions about the nature of death.

所以，课程的前半部分将会集中在,死亡本质的问题上。

耶鲁公开课 - 死亡课程节选