This is a problem not infrequently encountered by postdocs.

这是一个博士后学生经常遇到的问题。

《柯林斯英汉双解大词典》

You might say that this is a problem of their own making, one that they could avoid simply by changing their habits and hunting by day.

你可能会说这是他们自己造成的问题，只要他们改变习惯在白天狩猎，就能避免这个问题。

youdao

For socially ambitious couples this is a problem.

对在社会地位方面有野心的夫妇来说，这是个问题。

《柯林斯英汉双解大词典》

This is a common problem for millions of children around the world and not just at school, but also at home.

VOA: special.2009.12.21

Well, this is a problem that we have solved and will solve in the weeks to come. See you Monday.

嗯，这是我们解决了的一个问题,并且将在接下来几周来解决这个问题，下周一再见。

哈佛公开课 - 计算机科学课程节选

The final section of the poem presents us with the most powerful temptation that John Milton can confront, and we will find that this is a problem that continues for the rest of his writing life.

诗的最后一部分呈现给我们,弥尔顿会面对的最强有力的诱惑，我们将发现这是个,贯穿他以后写作生涯的问题。

耶鲁公开课 - 弥尔顿课程节选

This is a problem that has plagued the semiconductor industry since its inception in the 1960s.

FORBES: SIA: Semiconductor Sales Flat in August

There is a shared agreement this is a problem that has to be dealt with.

BBC: Low viciousness and high drama

Anyway, this is a problem that will go away very soon in his view.

BBC: Thank you for your invitation...