波士顿拥有美国最好的公立学校系统，他们安排课程表会考虑到可以让教授同一门课程的老师们有时间一起进行日常备课。

In Boston, which has one of America's most improved public-school systems, schedules are arranged so that those who teach the same subject have free classes together for common planning.

youdao

So, even for me, some of it will be new and the timing may not be just right.

所以即使对我来说,课程还是有了新变化,时间安排也可能不是那么合适

耶鲁公开课 - 基础物理课程节选