So, I said, okay, I didn't want to assume so we clicked senior and frankly it was then a dead end because apparently to get some senior discount you need to have some special pass or something like this that we didn't have and yet that certainly wasn't obvious here so now we together and this person in particular had to figure out how you go back and then restart this process.

我说，好的，我不希望揣测，所以我点击了老人票,然后问题就来了，因为似乎,需要特殊的号码之类的东西来购买老年票,但是我们没有,明显我们不应该走这步,现在我们一起必须找出,怎样返回，然后重新开始这个步骤。

哈佛公开课 - 计算机科学课程节选

It used to be the case-- I forget how long drive-in windows have been around, certainly as long as you guys can remember-- but there was a time when drive-in windows didn't exist.

曾经是这样的情况,我忘了免下车餐厅已经出现多久了,当然可能自打你们记事时就出现了,但是在免下车餐厅尚未出现的时候

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Well, we certainly didn't know on day one how many times each of you was going to want to call get string, how many words a user might type when you call get string.

好的，当然我们不知道第一天你们,想要调用GetSting多少次，当你调用GetSting时，用户会输入多少单词。

哈佛公开课 - 计算机科学课程节选

Because this is something that could certainly have screwed you up if you didn't realize it did it, and you need to have that discipline to make sure it's doing the right thing.

因为这是一件如果你没意识到,要这么做的话,可能会令你抓狂的一件事，你需要一个规范,来确定Python做了正确的事情。

麻省理工公开课 - 计算机科学及编程导论课程节选