你说服不了我的。

Nǐ shuōfú bù liǎo wǒ de.

You can't persuade me.

你帮我说服一下他吧。

Nǐ bāng wǒ shuōfú yíxià tā ba.

Help me persuade him.

我试图说服他参加这个项目。

wǒ shìtú shuōfú tā cānjiā zhège xiàngmù.

I tried to persuade him to join this project.