In the past, air support from the RAF base at Aden had been enough to keep the peace between the rival warring tribes.过去，来自皇家空军亚丁基地的空中支援足够在敌对交战的部族间维持和平。Aden is a former British protectorate.亚丁以前是英国的保护领地。It's due to put in at Aden and some other ports before arriving in Basra.按计划在到达巴士拉之前它会停靠在亚丁或其他港口。