2 sentences for 主张 (zhǔ​zhāng)

1. 是的，有时你必须主张你的权力。

   shì de, yǒu​shí nǐ bì​xū zhǔ​zhāng nǐ de quán​lì.

   Yes, sometimes you have to assert your authority.

   Source: CCMatrix

2. 我只是说他们不会自作主张。

   wǒ zhǐ​shì shuō tā​men bù​huì zì​zuò​zhǔ​zhāng.

   I'm just saying they wouldn't act on their own.

   Source: OpenSubtitles