“一事不再理”是国际刑事领域普遍适用的一个诉讼规则。作为价值权衡的产物,其涉及到人权、主权、司法效率等多重价值。本原则归根到底解决的是一个管辖权的问题。其在国际适用中主要体现在管辖权争议,国际法庭及国际刑事法院的适用,以及国际司法协助等很多方面。 “Disregarding one thing” is a generally applicable lawsuit rule in the international criminal field. As a product of value trade-off, it involves multiple values ​​such as human rights, sovereignty and judicial efficiency. This principle, in the final analysis, is a matter of jurisdiction. In the international application, it mainly manifests itself in many aspects, such as jurisdictional disputes, the application of international tribunals and international criminal courts, and international judicial assistance.