3 sentences

1. 他的推论逻辑非常严密，令人信服。

   tā de tuī​lùn luó​ji fēi​cháng yán​mì, lìng rén xìn​fú.

   His reasoning is very logical and convincing.

   Source: Dong Chinese Dictionary

2. 这项实验的结果验证了他的科学推论。

   zhè xiàng shí​yàn de jié​guǒ yàn​zhèng le tā de kē​xué tuī​lùn.

   The results of this experiment verified his scientific hypothesis.

   Source: Dong Chinese Dictionary

3. 我们可以从这个数学定理中得出几个重要的推论。

   wǒ​men kě​yǐ cóng zhè​ge shù​xué dìng​lǐ zhōng dé​chū jǐ gè zhòng​yào de tuī​lùn.

   We can derive several important corollaries from this mathematical theorem.

   Source: Dong Chinese Dictionary