speaking two languages fluently 流利地讲两种语言的 a bilingual secretary. 能流利地说两种语言的秘书。 ■(of a text or an activity) written or conducted in two languages (文本或活动)双语的,用两种语言进行的 bilingual dictionaries. 双语词典。 bilingual education. 双语教育。 ■(of a country, city, or other community) using two languages, especially officially (国家、城市或社区)使用两种语言的(尤指正式地) the town is virtually bilingual in Dutch and German. 这个城镇实际上同时使用荷兰语和德语两种语言。
noun
a person fluent in two languages 熟谙两种语言的人
派生 bilingualism noun 语源
mid 19th cent.: from Latin bilinguis, from bi- 'having two' + lingua 'tongue' + -al