What do I think about it? How long have you got?

我是怎么想的？说来话长，你有工夫听吗？

《牛津词典》

Could you tell me what I have to do to obtain a student visa and how long the process will take?

你能告诉我获得学生签证需要做些什么，需要多长时间吗？

youdao

What is forever? How long means forever?

何谓永恒？多长才是永恒？

youdao

And I know how long a piece they want. Then I daydream a lot, trying to figure out what might be interesting for that group to do."

VOA: special.2010.07.12

There has been a long discussion about what people owe each other and how okay it is to try to make money.

曾经有一次很长的讨论,是关于自己欠别人多少,而自己应该赚多少才合适

耶鲁公开课 - 金融市场课程节选

A magnitude is how long this guy is and direction is at what angle it is.

大小是指它的长度,而方向是指它与坐标轴的夹角

耶鲁公开课 - 基础物理课程节选

The question that may be most interesting to focus on today is this: If Brodie Clark was "no rogue" who else did know what was going on and for how long and what are ministers now going to do about it?

BBC: Key question from borders report

We also asked these people what did they want, did they want the United States to stay, how long, what kind of government did they want?

CNN: John Vause: Divisions over new government

Venues can control who can use their wireless power, for how long and on what terms.

ENGADGET: Duracell Powermat adding mesh network, scaleable power to its wireless charging plates