2 sentences for 论证 (lùn​zhèng — proof)

1. 你的论证确实很有说服力。

   nǐ de lùn​zhèng què​shí hěn yǒu shuō​fú​lì.

   You've certainly made a compelling argument.

   Source: OpenSubtitles

2. 这篇论文的论证逻辑十分严密。

   zhè piān lùn​wén de lùn​zhèng luó​ji shí​fēn yán​mì.

   The logic of the arguments in this paper is very rigorous.

   Source: Dong Chinese Dictionary