Home/heliopauseheliopause/hee-lee-uh-pawz/US // ˈhi li əˌpɔz //UK // (ˈhiːlɪəʊˌpɔːz) //日光顶,日光层,太阳顶,日光层顶Definitionsn.名词 noun1 Astronomy.: the boundary of the heliosphere.Level 5Browse all words →