correctness

He quickly proved the correctness of his findings.

他很快就证明了他的发现是正确的。

I began to question the correctness of his theory.

我开始怀疑他的理论是否正确。

He speaks with such correctness that it sometimes sounds very formal.

他谈吐十分考究，有时候听来非常正式。

During the next few days I went about my duties with propriety and correctness.

在接下来的几天里，我妥当得体地履行了我的职责。