I'm writing to show my sincere appreciation for the book you gave it me before you left China.

你在离开中国之前给我送了那本书，谨写此信以表达我衷心的感谢。

youdao

Do you still remember the day before you left?

你还记得你离开前的那一天吗？

youdao

Why didn't you go before you left?

你为什么不在离开之前去呢?。

youdao

"With all my heart, I urge you to pull up an anchor and make full sail before we lose the tide and are left stranded on the beach, exposed to the coming storms."

VOA: standard.2009.09.28

Those of you in public health and there are some grad students here have probably heard this discussion before, but you guys aside, can anybody guess what might be explaining this relationship over in the left hand side?

你们当中如果有公共卫生学院的或研究生,也许就听说过这个问题的讨论,但那时你们只是旁听,有人能猜到是什么原因,造成左边的这个曲线形状吗

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

What was the mood in New Orleans before you left?

NPR: New Orleans Family Heads North

But like every American before you, every warrior before you, you left Iraq, taking nothing with you but your experience, your achievements, and the pride associated with knowing that you did an incredible job.

WHITEHOUSE: President Obama and Vice President Biden Honor Iraq Veterans | The White House

In addition, your spousal benefit will be reduced based on the number of months left before you reach your age of full retirement.

FORBES: 44 Social Security 'Secrets' All Baby Boomers and Millions of Current Recipients Need to Know - Revised!