October surprise

基本解释

The Bush administration, it is thought, is impatient for an “October surprise” in the form of the killing or capture of al-Qaeda bigwigs hiding in the FATA.
他们相信，布什政府对“十月惊奇”失去了耐心，这个计划拟消灭或俘虏藏身在FATA基地组织高层领导人。
The San Francisco-based Bay Guardian, recently identified Herrmann as an international arms dealer working with Iran in 1980, and possibly involved in the October Surprise.
总部在三蕃市的海关人员，最近确认Herrmann作为一个国际军火商，曾在1980年，与伊朗合作过，并可能卷入了11月的突袭事件。
tntddv.blog.163.com
Had the raid happened 17 months hence, it might have been an “October surprise”, like Richard Nixon’s Vietnam peace breakthrough on the eve of the presidential election of 1972.
如同1972年总统大选前夕，尼克松利用“越南和平在即”来帮助自己连任。

As Alex Pereene points out in Salon, there really never is an October surprise.
FORBES: Connect
Presumably, the Obama administration's conduct that has emboldened our enemies and that could create a politically dramatic "October Surprise" has not been intentionally pursued toward that end.
CENTERFORSECURITYPOLICY: Is it time for more attacks?