1 sentence for 倔 (jué)

1. 他这人性格太倔，一旦决定的事情谁也劝不动。

   tā zhè rén xìng​gé tài jué, yī​dàn jué​dìng de shì​qing shéi yě quàn bù dòng.

   He is so stubborn that once he makes up his mind, no one can talk him out of it.

   Source: Dong Chinese Dictionary