The Pope also spoke of his concerns in what he called these uncertain times of tension and conflict.

教皇同时也对目前这种紧张和冲突的令人心神不定的时代表示担忧。

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Since they often contain multiple objectives with conflict as well as uncertain objective functions and constraints, it is difficult for traditional optimization algorithms to solve them.

由于该类问题不仅包含了相互冲突的多个目标函数，而且目标函数或者约束又具有不确定性，因而使得传统优化方法难以适用。

youdao

Here a new generation of young officers are being trained for this new era of uncertain conflict.

BBC: Spent force: Are wars still winnable?

Against this backdrop and as a public service, the Center for Security Policy today unveiled a television ad campaign aimed at explaining in no uncertain terms the nature and stakes of the conflict we are waging around the world against an Islamofascist enemy bent on our destruction.

CENTERFORSECURITYPOLICY: 'No place to run'

That means that with the Afghanistan war winding down, Obama is unlikely to commit troops in large numbers to any conflict in Syria or other countries struggling with instability in the uncertain aftermath of the Arab Spring unless, as his critics fear, he tragically has underestimated al-Qaida's staying power.

NPR: Obama Refocuses Terror Threat To Pre-9/11 Level