打官司，将…诉诸法律
When someone goes to law about something, they ask a court to make a legal judgment about it.
These people were known to be very quick to go to law.
I'm planning to stay out of the issue and let it go to law on 28 August.
The bridge still hasn't been completed so we're having to go to law about it.
When they married, Thomas went to law to give his stepson his own surname.
She thinks she has been libelled and plans to go to law.
See also: law (RULE)