These sorts of questions will occupy us for roughly the first half of the semester.

这些问题将会大约占到,这学期的前一半时间。

耶鲁公开课 - 死亡课程节选

The second half of the book turns in somewhat different, certainly equally important directions, but would take us much more time than the time we have allotted to deal with.

巨著的后半篇幅,转向不同，但绝对同等重要的方向，可所需花费的时间,将远超过我们课堂所订的时间。

耶鲁公开课 - 政治哲学导论课程节选

And in the second half of this course, talk to us about transition metals in depth, and that's when we'll really delve into d orbitals.

在这个课程的后半部分，会深入的讲到，过渡金属，这时候，你们可以研究d轨道。

麻省理工公开课 - 化学原理课程节选