bindexbidialectal./bahy-dahy-uh-lek-tuhl/US // ˌbaɪ daɪ əˈlɛk təl //双方言,双方言的,双方言语,双方言区Definitionsadj.adjective · 形容词1.›proficient in or using two dialects of the same language.Level 4More words in b →