a NATO summit的用法和样例：
- At this weekend's NATO summit, President Obama is setting a new tone for European allies, urging them to support his retooled strategy for the war in Afghanistan.
a NATO summit的相关资料：
Ajadil a A Communitarian Critique of Liberalism aquaculture wastewater denitrification a Dodgers' defeat seemed inevitable. a pledge of help/support/loyalty A zone configuration error occurred. A hammock between two tree-trunks. A Manufacturing System Model Reduction A person affected with hypochondria. A backward somersault or handspring. A trail-blazing scientific discovery