The first is verifiability, which is necessary to ensure high quality.

第一是可验证性，确保质量。

In time there were objections to Carnap's early formulation of the criterion of verifiability.

随着时间的推移，有人反对 Carnap 早期制定可验证性标准。

Neither metaphysics, some aspects of psychology, theories of " reality, " nor the philosophy of normative values could satisfy the criterion of verifiability, and Carnap therefore rejected them as meaningless.

形而上、心理的某些方面、“现实”理论和规范性价值都无法满足可验证性的标准，因此卡纳普拒绝它们，认为它们毫无意义。

Now, at the same time, the people who purchased the vaccine, right, should have had processes in place to test the verifiability of the claims. So you don't just purchase it without some assurance.

现在，与此同时，购买疫苗的人，对，应该有适当的程序来测试声明的可验证性。 因此，您不要在没有任何保证的情况下就购买它。