1. ADJ If a report or a rumour is unconfirmed, there is no definite proof as to whether it is true or not. 未証實(shí)的

There are unconfirmed reports of several small villages buried by mudslides. 有未經(jīng)証實(shí)的報(bào)道稱(chēng)幾個(gè)小村莊被泥石流淹沒(méi)了。