他们能够共同完成一个练习，其中包括使用大型机和传统的分区数据集(PDS)编译、执行和调试COBOL程序。

They were able to work together on the same exercise, which involved compiling, executing, and debugging a COBOL program using the mainframe and traditional partitioned data sets (PDS).

youdao

如果你们还没有做习题集的话，你们将要做很多这样的练习。

So you'll got plenty of practice with this on your problem-set if you haven't already.

youdao

每个习题集将包括一个实际练习和一个练习题。

Each problem set will contain one empirical exercise and one more exercise.

youdao

And this is the same periodic table that you're going to get in your exams, so it's good to practice doing your problem-sets with that periodic table so you're not relying on having the double check right there of seeing what the electron configuration is.

这也是你们考试时会用到的相同的表,这样你们就不会，所以使用周期表来做问题集,是很好的练习,这样你们就,不会依赖于再次确认,电子构型是什么了。

麻省理工公开课 - 化学原理课程节选