A one-server deployment is a single source of failure.

一个服务器部署是单一故障源。

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We lost. Failure has always been the source of long-lasting deep and painful memories of the people of the South.

我们输了。失败一直是造成南方人长久深刻而苦痛的记忆的根源。

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But both sides need to understand the source of its failure if either or, better, both together, are to respond.

但是两党都需要弄明白失败的根源，而且一方，最好是双方都对此作出反应。

youdao

But there's another source of failure, one not so easily corrected.

CNN: Why inaugural speeches mostly fail

Their failure to mention the source of the suspect drawings was likewise pragmatic.

FORBES: Eric Hebborn Wants To Teach You How To Forge Art. Got A Pen? [Book Excerpt #2]

Another source of regret for Raymond Aubrac was his failure to persuade his parents to leave France for the safety of Switzerland even though he had secured false papers for them.

CNN: Nazi era French Resistance leader dies