So what it does is: the more you do this, the more you practice,

所以它的作用是，你做得越多，你练习得越多，

英语写作：技巧 - SpeakingMax英语口语达人

It's a problem, as you'll see, designed to give you some practice at dealing with some of the, dare I say, more theoretical concepts we've covered in class.

这种问题会让你在处理我们,课堂上并没有讲到的更多,理论概念这方面上有更多实践,这种问题就像算法复杂度一样。

麻省理工公开课 - 计算机科学及编程导论课程节选

You do have the ability to practice with a lot more freedom here I feel.

我觉得在信仰穆斯林时,这里确实能够有更多的自由。

普林斯顿公开课 - 人性课程节选

The other thing I want to let you know is that instead of having a new problem-set that you'll be assigned this Friday, what we'll do instead is we'll give you some practice problems, and these will be just more of the same type of problems that you saw before but that's another chance to try them out more.

另外一件我想要告诉大家的是,这周五将不会像往常一样,给大家布置新的作业,而是给你们一些练习题，这些题目只是另一些跟原来同样类型的习题,你们应该都已经见过类似的,但这是尝试再次解决这类题目的机会。

麻省理工公开课 - 化学原理课程节选