labor monopoly

例句：

1. 1.The labor unions are demanding higher wages for their members.
   工会要求提高成员的工资。
2. 2. The company's labor monopolyhas made it difficult for competitors to enterthe market.
   公司的劳动垄断使得竞争对手难以进入市场。
3. 3. The government is considering abolishing the labor monopoly to promotecompetition in the industry.
   政府正在考虑废除劳动垄断，以促进该行业的竞争。