3 sentences

1. 他的言行荒谬且悖逆。

   tā de yán​xíng huāng​miù qiě bèi nì.

   His words and actions are absurd and rebellious.

   Source: Dong Chinese Dictionary

2. 船只在江面上逆着强风，缓缓地向上游前行。

   chuán​zhī zài jiāng​miàn shàng nì zhe qiáng​fēng, huǎn​huǎn de xiàng shàng​yóu qián​xíng.

   The boat moved slowly upstream against a strong wind.

   Source: Dong Chinese Dictionary

3. 古代法律规定，凡是犯下大逆之罪，都要严惩。

   gǔ​dài fǎ​lǜ guī​dìng, fán​shì fàn​xià dà nì zhī zuì, dōu yào yán​chéng.

   Ancient laws stipulated that any crime of high treason must be severely punished.

   Source: Dong Chinese Dictionary