A contract without a term, requiring the successive performance of the obligation, may be rescinded by a party any time, provided that the other party is notified within a reasonable time. 以持续履行的债务为内容的不定期合同，当事人可以随时解除合同，但是应当在合理期限之前通知对方。 After the rescission of a contract,performance shall cease if the contract has not been performed; if the contract has been performed, a party may, in accordance with the circumstances of performance or the nature of the contract, request restoration to the original state or adopt other remedial measures, and shall have the right to claim damages. 合同解除后，尚未履行的，终止履行；已经履行的，根据履行情况和合同性质，当事人可以请求恢复原状或者采取其他补救措施，并有权请求赔偿损失。