“论证”造句

法律论证迫使审理中止，这让他既失望又悲伤。
He was disappointed and saddened that legal argument had stopped the trial.

他的论证很有说服力，且充满自信。
He argued persuasively, and was full of confidence.

我已依文字作过推理论证。
I've argued deductively from the text.