I hope you enjoy using Star Festival and do let me know the questions that you are trying to answer.

事情，我希望你使用“七夕“愉快并让我了解,你想找出答案的那些问题。

麻省理工公开课 - 媒体、教育、市场课程节选

You could use a "who" question to find out where the problem began.

你可以用“who”问句来找出问题从哪里开始。

Who 课堂 - SpeakingMax英语口语达人

End up where you started. It's not quite the same as the shortest path, and figure out the way to do that that involves spending the least money. Or the least time, or something else.

最后回到最初的地方,这和最短路径问题有些不同,需要找出一条花费最少,或者费时最少或者满足其它条件的路径。

麻省理工公开课 - 计算机科学及编程导论课程节选