stipulate

/ˈstɪpjəˌleɪt/

specify as a condition or requirement in a contract or agreement; make an express demand or provision in an agreement

中文释义：规定；明确要求

The contract stipulates that payment must be made within 30 days.

合同规定付款必须在30天内完成。

The agreement stipulates a penalty for late delivery.

协议规定逾期交货需支付罚金。