After about 20 emails, he'll know that you are serious, and he will answer.

经过大约20封电子邮件，他就会知道你是认真的，他就会回应。

youdao

If you are serious about getting a focused life you need to ask three questions.

如果你真的打算专注于某件事，最好问自己三个问题。

youdao

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

"Today I say to you that the challenges we face are real, they are serious and they are many.

VOA: special.2010.01.23

You turned so serious when the corpse was carried past us; are you afraid of death?

尸体被运送经过我们时，你是那么严肃;,你害怕死亡吗？

耶鲁公开课 - 死亡课程节选

Let's assume that you've won the lottery, and have serious money that you foolishly wish to invest in the stock market There are two basic strategies to choose from in investing.

让我们假设你赢了彩票，然后又一大笔钱,而你很傻的想要投资到股票中去,有两个投资策略,可以选择。

麻省理工公开课 - 计算机科学及编程导论课程节选

If you are serious about boiling cheaters in oil then you cannot spare the child.

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And it basically says to states: Prove that you are serious about reform.

WHITEHOUSE: President Obama and Jeb Bush on Education in Miami

If you are serious about it, these things can last for quite a long time, it turns out.

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