monopoly sales

例句：

1. 1. The company'smonopoly sales strategy has been a majorfactor in its success.
   该公司的垄断销售策略一直是其成功的关键因素。
2. 2. The government isconsidering implementing a monopoly sales policy toregulate the market.
   政府正在考虑实施一项垄断销售政策来监管市场。
3. 3. The monopolysales model has been criticized for itslack of competition and high prices.
   垄断销售模式因其缺乏竞争和高昂的价格而受到批评。