lingua-franca
US /ˌlɪŋ.ɡwə ˈfræŋ.kə/
UK /ˌlɪŋ.ɡwə ˈfræŋ.kə/
名詞
通用語
a language used for communication between groups of people who speak different languages :
範例:
•
The international business community sees English as a lingua franca.