N-COUNT
富豪；财阀
If you describe someone as a plutocrat, you disapprove of them because you believe they are powerful only because they are rich.
例句
He proclaimed his fellow-feeling with workers, and denounced plutocrats and the idle rich in terms which caused them alarm.
他声明了自己对工人的同情，并谴责了财阀和游手好闲的富人，其言辞之厉令这些人惶惶不安。