notary
noun [ C ] law specialized uk/ˈnəʊ.tər.i/ us/ˈnoʊ.t̬ɚ.i/ (also notary public)
公证员
an official who has the legal authority to say that documents are correctly signed or true or to make an oath (= promise) official
This agreement was drawn up and verified by a notary. 这份协议草拟之后经过了公证员的公证。