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北约领导人在葡萄牙为期两天的峰会上做出共同承诺，美国和其他联军部队将在2014年年底之前在阿富汗转为扮演辅助性角色。
NATO leaders emerged from a two-day summit in Portugal with a common commitment that U.S. and other allied forces will have moved into a support role in Afghanistan by the end of 2014.
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