The latter element here is particularly important, given that in practice it is difficult to determine when a State that extradites or prosecutes a particular person is acting on the basis of the aut dedere aut judicare principle.
53. 这里，后一因素尤其重要，因为在实践中，很难确定国家在引渡或起诉某人时，是否基于引渡或起诉原则行事。