He measured up the wood before he started.

他在动工前先把木头量了一下。

youdao

Shaw was typically writing thundering reviews of photographic exhibitions long before he started photograpy.

早在萧开始摄影之前，他写了很多有代表性的非同寻常的摄影展评论。

youdao

When Waldo returns to the ATM, all his accounts are in the same state they were in before he started the transaction.

当Waldo返回到AT M时，他所有的帐户都处于开始事务之前的同一状态。

youdao

During his childhood, the future senator attended ten different schools in several cities before he started college.

VOA: special.2009.09.13

But he started--the pigeons started to think, effectively, what was it I did just before that last piece of corn came?

那些鸽子会想,上一粒谷粒掉过来之前我做了什么

耶鲁公开课 - 金融市场课程节选

Okay. So what happened next was he then started to run that faster, twice as fast as it had been before, changing rate of harmonic pattern. Okay?

好的，比以前的快两倍，比以前的快两倍，改变了泛音的方式，改变了泛音的方式，对吧？

耶鲁公开课 - 聆听音乐课程节选

Walters spent almost two decades as an advisor before he started his current company.

FORBES: Why You Can't Be Your Own Financial Advisor

He later served as chief of police at Cal Poly Pomona before he started practicing law.

NPR: Ex-LA Cop Sought In Killings Tied To Victim Father

Zaffaroni admits he had no idea before he started Alexza whether heating drugs would work or not.

FORBES: Puff Daddy