2 sentences for 打官司 (dǎ​guān​si)

1. 如果对方拒不赔偿，你只能去法院打官司了。

   rú​guǒ duì​fāng jù​bù péi​cháng, nǐ zhǐ néng qù fǎ​yuàn dǎ​guān​si le.

   If the other party refuses to compensate, you can only go to court to file a lawsuit.

   Source: Dong Chinese Dictionary

2. 这两个学生为了谁先动手的事，又去老师那里打官司了。

   zhè liǎng gè xué​sheng wèi​le shéi xiān dòng​shǒu de shì, yòu qù lǎo​shī nà​li dǎ​guān​si le.

   The two students went to the teacher to argue about who started the fight.

   Source: Dong Chinese Dictionary