power-sharing
noun/ˈpaʊə ʃeərɪŋ/
/ˈpaʊər ʃerɪŋ/
[uncountable]- a policy or system in which different groups or political parties share responsibility for making decisions, taking political action, etc.
权力分掌（按联盟成员或政党分配决策和政治行动等的权力） Oxford Collocations DictionaryPower-sharing is used before these nouns:- arrangement