The wider problem remains.

更广泛的问题依然存在。

《柯林斯英汉双解大词典》

The fundamental problem remains.

根本的问题依然存在。

youdao

But the main problem remains the credit markets.

但主要的问题仍在信贷市场。

youdao

But the starting point was so high that even now the problem remains widespread.

VOA: standard.2010.07.28

"Especially with the honor killings in the eastern parts. The safety of girls still remains a big problem.

VOA: special.2010.06.24

And,he said it remains the most tragic social problem in the country's history.

VOA: special.2009.12.27

But India is arguably less patriarchal now than it has ever been, and the problem remains.

WSJ: India Needs a Sexual Revolution

Of course, so long as Iran fails to meet its obligations, this problem remains unresolved.

WHITEHOUSE: President Obama at 2012 AIPAC Policy Conference

The basic problem remains: too much debt and not enough cash to support it.

CNN: THE SEARCH FOR STABILITY