the SDLP
noun [ + sing/pl verb ] uk/ˌes.diːˌelˈpiː/ us/ˌes.diːˌelˈpiː/
(北爱尔兰)社会民主工党(Social and Democratic Labour Party的缩写)
abbreviation for the Social and Democratic Labour Party: a political party in Northern Ireland that supports union with the Republic of Ireland by peaceful methods