They know what customer problem needs to be solved.
他们知道需要解决的顾客的问题指的是什么。
At any rate, the problem needs to be solved right away.
无论如何，这个问题要马上解决。
In my opinion, this phenomenon is a serious problem needs to be solved.
在我看来，这是一个需要解决的严重问题。
In my opinion, this phenomenon is a serious problem needs to be solved.
在我看来，这是一个需要解决的严重问题。
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