quadrilingual / ˌkwɒd rəˈlɪŋ gwəl or, Canadian, -ˈlɪŋ gyu əl /

📖毕业后词汇四语四种语言四语的四种语言的

quadrilingual 的定义

adj. 形容词 adjective
  1. using or involving four languages: a quadrilingual person; a quadrilingual translation of the Bible.