The dispatch of the task force is purely a contingency measure.

派遣特遣队纯粹是应急措施。

《柯林斯英汉双解大词典》

The contract includes modifications, development, repairs, and limited, critical, or contingency spares for all Air Force-managed weapons systems.

该合同包括为空军武器管理系统修改、开发、修理和限定关键的或偶尔用到的备用件。

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But air quality remains such a large problem that officials are also preparing contingency plans that could force factories across much of northern China to close temporarily if conditions warrant.

然而，空气质量依然是一个大问题，因此官方还制定了一项预案，在必要时，强行临时关闭华北大部分地区的工厂。

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The Contingency Force was a rapid reaction capability maintained to deal with lesser contingencies.

CENTERFORSECURITYPOLICY: Center for Security Policy | The Measure of a Superpower: A Two Major Regional Contingency Military for the 21st Century | Page: 2

The 2010 QDR was perhaps most noteworthy for its effort to avoid a commitment to the 20-year-old two-major-contingency force-sizing standard.

CENTERFORSECURITYPOLICY: Center for Security Policy | The Measure of a Superpower: A Two Major Regional Contingency Military for the 21st Century | Page: 2

"We are constantly reviewing the extent of the G4S shortfall and the military contingency force, " the Home Office said before the extra 1, 200 were deployed Tuesday.

CNN: UK deploying 1,200 extra Olympics troops