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独断专行者, 追求利益的人

He's a real wheeler-dealer full of big talk and promises.
他可真是一个能说会道，做出各种保证，手腕很厉害的人。

Some people call my brother a wheeler-dealer because he's made so much money buying and selling real estate.
有些人说我哥哥人很利害、很会耍手段，因为他做房地产生意赚了好多钱。