a power broker权力掮客
The Power Broker权力经纪人;成为官僚;权力掮客;权力的经纪人
a power broker detail权力掮客
N-COUNT（可数名词） A power broker is someone who has a lot of influence, especially in politics, and uses it to help other people gain power. 权力经纪人
Jackson had been a major power broker in the presidential elections.
杰克逊曾是总统竞选中一名主要的权力经纪人。