因此，汽车制造商面临着怎样向新顾客树立产品形象的难题。

So car makers are faced with the ticklish problem of how to project products at new buyers.

《柯林斯英汉双解大词典》

埃里克带我们回到了自从我们开始读洛克之后就一直在努力解决的难题。

Eric brings us back to the puzzle we've been wrestling with since we started reading Locke.

youdao

一个问题是我没有 IT 背景，有时候在面试中被问到一些技术性的难题，我无法回答。

One problem is I don't have a background in IT and sometimes I get asked difficult technical questions during interviews which I just can't answer.

youdao

I talked about life is not like a mathematic problem ? with you or in my other class ?

我说过生活不是个数学难题,是跟你们说过？，还是在我另外的课上？

麻省理工公开课 - 电影哲学课程节选

By the time you get to the end of the term, you're going to be dealing with some fairly complex things, so one of the things you're going to see is, we're going to make heavy use of libraries, or code written by others.

当你临近期末的时候，你们将要解决一些,相当复杂的难题，因此你们将会看到的其中一点是，我们要充分利用图书馆，或者别人编写的代码。

麻省理工公开课 - 计算机科学及编程导论课程节选

I actually do get worked up over these things because it drives me nuts because these are not hard problems to solve and yet consistently throughout society and your own laptops there are dozens of examples I'm sure of poorly designed software.

我确实对这些东西很生气,因为它令我发狂,因为这不是很难解决的难题,然而贯穿整个社会,在你自己的笔记本上，我确信有很多这样,设计地很挫的软件的例子。

哈佛公开课 - 计算机科学课程节选