A gradual shift in objectives during the course of a military campaign, often resulting in an unplanned long-term commitment.
任务蠕变（指战役目标的逐步变换，最后往往演变成事前未纳入计划的长期任务）
Example sentencesExamples
It was mission creep, according to all those against, or an exciting challenge, according to our lads in Iraq.
While mission creep occurs during conventional military operations, the ramifications tend to be more significant during peace operations.
He denied that he saw any evidence of what the Pentagon calls mission creep.
One is the fear of the funded components (Reserve / National Guard) that mission creep of the militia would compete for funding with their own operations.
Providing artillery support to the ground troops is not mission creep.
Such mission creep should be expected; it has been part of virtually all U.S. involvement with complex Phase IV operations.
The mission statement and commander's intent were critical to the JTF's future efforts to ward off mission creep.
Being prepared to conduct such operations will avoid a sense of mission creep when they inevitably have to be performed.
One may argue about the rationale for our presence in Somalia and about the dangers of mission creep, but once we're in a fight, we need to win it - and remain on the battlefield long enough to convince our enemies they've lost on every count.
Inevitably the British deployment has attracted concerns about our own mission creep - Defence Secretary Geoff Hoon admits that it is an ‘open-ended commitment’ and that reinforcements might be needed later.
Definition of mission creep in US English:
mission creep
noun
A gradual shift in objectives during the course of a military campaign, often resulting in an unplanned long-term commitment.
任务蠕变（指战役目标的逐步变换，最后往往演变成事前未纳入计划的长期任务）
Example sentencesExamples
Such mission creep should be expected; it has been part of virtually all U.S. involvement with complex Phase IV operations.
The mission statement and commander's intent were critical to the JTF's future efforts to ward off mission creep.
He denied that he saw any evidence of what the Pentagon calls mission creep.
Being prepared to conduct such operations will avoid a sense of mission creep when they inevitably have to be performed.
Providing artillery support to the ground troops is not mission creep.
It was mission creep, according to all those against, or an exciting challenge, according to our lads in Iraq.
Inevitably the British deployment has attracted concerns about our own mission creep - Defence Secretary Geoff Hoon admits that it is an ‘open-ended commitment’ and that reinforcements might be needed later.
While mission creep occurs during conventional military operations, the ramifications tend to be more significant during peace operations.
One may argue about the rationale for our presence in Somalia and about the dangers of mission creep, but once we're in a fight, we need to win it - and remain on the battlefield long enough to convince our enemies they've lost on every count.
One is the fear of the funded components (Reserve / National Guard) that mission creep of the militia would compete for funding with their own operations.