tied purchase clause

例句：

1. 1. The company agreed to a tie-in clause in the contract that would allow them to keep their equipment for another year.
   公司同意在合同中加入一个捆绑条款，允许他们保留设备一年。
2. 2.The seller insisted on a tie-in clause that would protect their interests if the buyer defaulted on the payment.
   卖家坚持要求一个捆绑条款，以保护他们的权益，如果买方违约支付。
3. 3. The deal was conditional upon the buyer's acceptance of the tie-in clause, which stipulated that the product must be returned if it did not meet the buyer's expectations.
   交易的条件是买方接受捆绑条款，该条款规定如果产品不符合买方的期望，必须被退回。