Are you looking to derail this thing before it even gets going?

你是想让事情还没开始就搞砸吗？

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The most important thing is to start studying a few weeks before the exams and not leave it until the night before!

最重要的是在考试的前几周开始学习，不要都拖到考试前一天晚上！

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Well, the first thing it means before we multiply two vectors, let's start multiplying a vector with itself That's probably easier.

我们来看它的第一个意义，在我们用两个，不一样的向量相乘之前，我们先看一个向量和它本身的点积。

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Tennessee said yes to women's basketball long before it was a popular thing to do.

VOA: special.2009.03.20

You'll also notice that this thing goes through the entire list, even if the list is sorted before it gets partway through.

你也能注意到，它始终会遍历列表,甚至列表在排序之前,就是有序的也是这样。

麻省理工公开课 - 计算机科学及编程导论课程节选

I think there's the old saying, "You can't run before you walk." and I think it's basically the same thing about writing.

有句俗话叫，“你不能未立先走。”我觉得写作跟这个是一个道理。

英语阅读：技巧 - SpeakingMax英语口语达人

But paying respects to pop radio is not the same thing as prostrating before it, unlike, for instance, chart-topping Nelly Furtado, who has also worked with Elizondo.

NPR: Rilo Kiley Will Try to Love You

Learn how to use the thing before you buy it.

FORBES: Microsoft Reportedly Reintroducing Start Button With Windows 8.1, But Damage May Already Be Done

The whole thing would be over before it began if Bush didn't get re-elected Governor of Texas, a state with a history of tossing Governors overboard after one term.

CNN: Who chose George?