The university may revoke my diploma.

大学可能吊毕业证书。

Remarriage would revoke all previous wills.

再婚会使原有一切遗嘱效。

Normally, obligor can restitute only from the assignor if the creditor's right assigned doesn't exist or obligor revokes the contract.

让与债权不存在或者债务人解时,债务人通常只能够向债权出让人请求返还。

Where the appellor requests to revoke the appeal before the people's court of second instance pronounces a judgment, it shall be decided by a ruling of the people's court of second instance.

第二审人民法院判决宣告前，上诉人申请撤回上诉，是否准许，由第二审人民法院裁定。

A notarial will may not be revoked or altered by a testator-written will, a will written on behalf of the testator, a will in the form of a sound-recording or a nuncupative will.

遗嘱人以不形式立有数份内容相抵触遗嘱，其中有公证遗嘱，以最后所立公证遗嘱为准；没有公证遗嘱，以最后所立遗嘱为准。