Most undergraduate courses, such as software engineering, have four fifty-minute classes each week.

大多数本科生课程，比如软件工程学，一周有四节课，每节课50分钟。

youdao

I know the day will have four classes, so I am even more surprised him a week to finish your homework quickly, I can't believe my speed is so slow.

我一问才知道他的一天要上四节课，于是我更加惊讶他一个星期完成作业的神速，我不相信我的速度有这么慢。

youdao

I know the day will have four classes, so I am even more surprised him a week to finish your homework quickly, I can't believe my speed is so slow.

我一问才知道他的一天要上四节课，于是我更加惊讶他一个星期完成作业的神速，我不相信我的速度有这么慢。

youdao