穿梭外交

shuttle diplomacy (国际上为解决某一问题，一国或某国际组织的代表频繁地来往于有关国家和地区之间的外交活动)
国务卿基辛格～的一个杰作是促成了停火和脱离接触的协议，被广泛地称颂为美国的外交成就。A remarkably performance in shuttle diplomacy by Secretary of State Henry Kissinger brought about a cease-fire and a disengagement accord that was widely hailed as a major American diplomatic achievement.