supremo
noun [ C ] UK informal uk/suːˈpriː.məʊ/ us/suːˈpriː.moʊ/ supremos
最高领导人，一把手;权威，巨匠
the person in charge of an organization or who is considered to have most skill and authority in a particular type of activity
the entertainment supremo, Simon Cowell 娱乐界巨擘西蒙‧科维尔