If your humor falls flat, do what professional humorists do. Pretend you are serious.

如果你的笑话沉闷乏味，就做一些幽默大师做的事情，假装你是很认真的。

youdao

Did you know, a priori, what professional domain you would study at university or did you have doubts?

您事先是否知道在大学里会学习什么专业领域，或者您是否有过怀疑？

youdao

What professional association meetings have you attended in the last 6 months? Give an example of one that increased your business/industry knowledge. How did you apply that to your work?

在过去 6 个月中，您参加过什么学术会议？请举个例 子说明，它增加了你的业务、行业知识。您怎样将它们应用到工作中去？

youdao

These professional criminals often used force to take what they wanted -- cows,horses or money.

VOA: special.2010.03.10

In the code of conduct, professional conduct, that we embody by this code here is comparable to what you are expected to adhere to in your professional lives.

在行为准则中，专业准则，这个准则所体现的相当于,你所期待去追求的,在你的专业生活中。

麻省理工公开课 - 固态化学导论课程节选

What you normally do is you go to a dealer and a dealer is someone, a professional, who participated in the auction and bought these up to accumulate an inventory to then sell off to you, the customer.

你通常会去找一些中间商,中间商是专业从业者,他们参与拍卖,积蓄库存,再转销给一般顾客

耶鲁公开课 - 金融市场课程节选

After all, that is what professional managers are paid to do.

FORBES: Financial Sector Is Full Of Crummy Stocks

What professional associations do you belong to?

FORBES: Connect

Mr. Buffett argues that normal investors should not necessarily be able to find out what professional investors are doing, especially while they are still busy doing it, reminding me a lot of the Not in My Back Yard situation.

FORBES: If Warren Buffett Can Have Secrets, Why Can't I?