The city attorney told them that in order to continue the negotiation they had to become an NGO, and of course they didn't know what an NGO was.
담당 검사는 그들에게 협상을 지속하려면 NGO가 되어야 한다고 말했고, 그들은 물론 NGO가  무엇인지 몰랐습니다.