The finance report warned that the country's oligarchy controls most of its banking sector.

這份財務報告警告，該國的寡頭政治集團掌控了大部分的銀行業。

During the meeting, our analyst explained how an oligarchy could affect our overseas investments.

會議中，我們的分析師說明了寡頭政治可能如何影響我們的海外投資。

The travel advisory noted rising protests against the ruling oligarchy in the capital city.

旅遊警示指出，首都反對執政寡頭集團的抗議活動正在增加。