Congratulations, a lot of people put in the effort and there is some learning going on.

恭喜你们，有许多人花了很多精力,一直坚持学习。

麻省理工公开课 - 固态化学导论课程节选

So I don't know, I actually spent a long time random stuff.

我就是喜欢编程，花了很多时间，设计了许多程序。

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