4 sentences

1. 这些新发现充实了他的论点。

   zhè​xiē xīn fā​xiàn chōng​shí le tā de lùn​diǎn.

   These new discoveries substantiated his argument.

   Source: Dong Chinese Dictionary

2. 这篇论文的中心论点非常新颖。

   zhè piān lùn​wén de zhōng​xīn lùn​diǎn fēi​cháng xīn​yǐng.

   The central argument of this thesis is very original.

   Source: Dong Chinese Dictionary

3. 作者在文章结尾综述了全文的论点。

   zuò​zhě zài wén​zhāng jié​wěi zōng​shù le quán​wén de lùn​diǎn.

   The author summarized the arguments of the entire paper at the end.

   Source: Dong Chinese Dictionary

4. 他引用了大量事实来反驳对方的论点。

   tā yǐn​yòng le dà​liàng shì​shí lái fǎn​bó duì​fāng de lùn​diǎn.

   He cited numerous facts to refute the opponent's argument.

   Source: Dong Chinese Dictionary