purchasing right

例句：

1. 1. The company's purchasing right is being exercised by the buyer.
   该公司的购买权正在被买方行使。
2. 2. The seller has the purchasing right to sell the goods at a higher price.
   卖方拥有以更高价格出售商品的购买权。
3. 3. The buyer must comply with the terms and conditions of the contract to maintain their purchasing right.
   买方必须遵守合同的条款和条件以保持其购买权。