pindexperilune./per-i-loon/US // ˈpɛr ɪˌlun //UK // (ˈpɛrɪˌluːn) //殒命,殒落,殒星,殒命事件Definitionsn.noun · 名词1.›the point in a lunar orbit that is nearest to the moon.Level 4More words in p →