Most important, NATO avoided “mission creep”, the dread of modern military forces.

最重要的是，北约避免了“任务蠕变”——这一令现代军事力量的担心的事情。

But several veteran Iraq commanders we interviewed say mission creep is inevitable.

但我们所采访的一些资深伊拉克指挥官表示任务蠕变是不可避免的。

Some are concerned about mission creep when an initial military goal gradually expands.

有些人担心当逐渐扩大最初的军事目标会偏离原本的方向。

I think what we're seeing here is a pretty classic case of mission creep.

我认为我们看到的情况是任务蠕变的经典案例。

Well, right. And some would call it mission creep and that there is clearly that concern.

对。有些人称之为任务蠕变，显然外界会有这种担心。

And some experts are warning about something called mission creep. When a military operation unintentionally gets bigger than its initial mission.

而一些专家警告任务蠕变。这是一项军事行动违反当初既定意愿规模变得加大。