What are the conditions of such knowledge, what does the existence of such judgments logically presuppose or necessarily imply?

这种知识存在条件是什么？这类判断存在在逻辑上预设了什么或必然蕴含了什么？

In just half a second, the lock verifies the key's authenticity and that the key is stored on your phone, not a thief's.

锁会在不到一时间内验证密钥真实性，判断密钥存在你手机里还是一个小手机里。

They felt that there were issues with Nigeria, where the objects would go, where they'd end up, there was a certain amount of judgment.

他们认为尼日利亚存在一些问题，这些物体将去往何处，最终会到达何处，存在一定程度判断。