我不知道如果我有一个目录问题或者别的东西是错误的。

I have no clue if I have a directory problem or if something else is at fault.

youdao

检查这个目录以调试相关的问题，或者查看激活的状态。

Examine this directory to debug problems, or to see the status of activation.

youdao

因此，请不要将其他文件置于将用作挂载点的目录中，以避免此问题。

You should avoid this problem by not placing other files in a directory intended for use as a mount point.

youdao

And part of it is we want you to learn how to have a catalog, if you like, of different classes of algorithms, so that when you get a problem, you try and map it into an appropriate class, and use the leverage, if you like, of that class of algorithms.

另外我希望你们能学会,如何制作一个关于，算法不同课程的目录，这样当你碰到问题的时候，你可以去找到合适的课程，然后在那门课程中，寻找解决方法。

麻省理工公开课 - 计算机科学及编程导论课程节选