3 sentences

1. 这种做法极不人道。

   zhè zhǒng zuò​fǎ jí bù rén​dào.

   This practice is extremely inhumane.

   Source: Dong Chinese Dictionary

2. 人道是六道轮回中的一种。

   rén​dào shì liù dào lún​huí zhōng de yī zhǒng.

   The human realm is one of the six realms of reincarnation.

   Source: Dong Chinese Dictionary

3. 由于身体残疾，他无法行人道。

   yóu​yú shēn​tǐ cán​jí, tā wú​fǎ xíng rén​dào.

   Due to his physical disability, he is unable to perform his marital duties.

   Source: Dong Chinese Dictionary