If it's a legal matter you need to seek professional advice.

如果这属于法律问题，你就需要进行专业咨询了。

《牛津词典》

That's not a legal matter. That would be one solution.

这不是法律问题，这将是一个解决方案。

youdao

If you're involved in a legal matter, you might experience delays or need to revise agreements.

如果你正涉及法律事件，那你可能要经历延期或需重新订立协议。

youdao

Unfortunately, I can't comment on this situation as this is an ongoing legal matter.

CNN: Country singer Currington posts bail after threat charges

And we feel very comfortable, as a legal matter, that the Constitution trumps gimmicks.

WHITEHOUSE: Press Briefing

An FDA spokeswoman declined to comment on Friday's ruling, saying it was an ongoing legal matter.

BBC: US judge lifts 'morning after' pill age limit