这些药品卡特尔通过垄断供应来维持高昂的药价。

These pharmaceutical ___cartels keep drug prices high by controlling supply.

警方正在打击跨国贩毒集团。

The police are cracking down on the international drug ___cartels.

这些石油卡特尔通过限制产量来操控全球油价。

These oil ___cartels manipulate global prices by restricting production.