The problem, needless to say, is the cost involved.

不用说，问题是所涉及的费用。

《牛津词典》

The solution to this problem is not to try to use money as an incentive to do housework, but to get children involved in housework much earlier, when they actually want to do it.

解决这个问题的办法不是用钱来激励孩子们做家务，而应该在他们真的想做家务的时候，让孩子们尽早参与其中。

youdao

A good starting point to resolving this problem is to examine the classes involved.

解决这个问题的一个良好起点是，检查包含的类。

youdao

She says government has to be involved in requiring clear language because the marketplace has not dealt with the problem.

VOA: special.2010.04.30

The problem is that he has a-- these people have very tight schedules and he's involved in various takeovers and things right now.

问题是他的日程,华尔街的人日程都很紧张,他手头有好几桩收购案

耶鲁公开课 - 金融市场课程节选

The most serious problem involved Spain.

VOA: special.2010.07.15

The report says that had the on-shore experts been involved in the problem, they very likely would have offered immediate advice or stopped work until the situation was better understood.

FORBES: Scathing Oil Spill Report Actually Good News For BP

The majority of news reports on the problem have involved iPad purchases at Walmart, although other retailers are not immune.

CNN: Open that iPad before you buy it

Crowdsourcing offers the general public an opportunity to be involved in the response to a particular problem.

FORBES: What Is The Cost Of Crowdsourcing Super Bowl Ads?