All right? A linear search, I start at the beginning of the list and walk all the way through it. All right, if I'm lucky and it's at the low end, If it's not, if it's at the far end, I've got to go forever, and you saw that last time where this thing paused for a little while while it actually searched a list this big.

如果很幸运就在开头,那运行起来很快，如果是在末尾,那就一直得走到头，上次看到了,如果搜索空间很大,程序都会暂停一会,好的，那我希望你们。

麻省理工公开课 - 计算机科学及编程导论课程节选

Let me imagine that I've been lucky enough to get you out of the way-- you're fighting him you can't even look at me, but I can do that.

假设我运气够好,把你从这条路上推开了,你在和他搏斗,不可能看得到我,但我可以这样

耶鲁公开课 - 古希腊历史简介课程节选