System resources, then, are in a predictable state, so the software can concentrate more on features and less on treating every system as hostile unknown territory.

然后，系统资源处于一种可预测的状态，这样，软件就可以更多地集中在功能上， 而更少地将每个系统作为怀有敌意的未知领域对待。

youdao

As so often, a journey into the unknown had revealed more about the traveller's home than about the destination.

与很多事一样，若去未知之地旅行，对自己家乡的发现反会超过目的地。

youdao

When invoking unknown code (which listeners certainly qualify as), it is prudent to execute it in a try-catch block so that ill-behaved listeners do not do more damage than necessary.

在调用未知代码(侦听器就是这样的代码)时，谨慎的方式是在try - catch块中执行它，这样，行为有误的侦听器不会造成更多不必要的破坏。

youdao

But what came over more than anything was a frustration that so much is unknown.

BBC: Obama's cautious approach on Boston

What truly provoked him, and what filtered into his stories, was not so much misogyny as a more basic, mortal panic at gazing into the face of the unknown.

NEWYORKER: Fright Nights