To stop a problem you have to understand its underlying causes.

要解决问题，你得了解其潜在原因。

There are several underlying causes behind it.

有几个背后的原因。

It means that the CONTEST tended to tackle underlying causes.

这就意味着，CONTEST倾向于解决根本问题。

But the underlying causes for these differences are far from clear, they added.

不过还表示，造成这些差异的潜在原因还不得而知。

Yet slamming social media and smartphones will not solve the underlying causes of unrest.

然而，抨击社交媒体和智能手机不能解决引发骚动的根本原因。