That's why French, German, and Italian are all national languages of Switzerland.
那就是为何法文、德文与意大利文皆为瑞士官方语言的原因。
German, French and Italian are the three main languages spoken in Switzerland.
德语、法语和意大利语是瑞士的三种主要语言。
German, French and Italian are the three main languages spoken in Switzerland.
德语、法语和意大利语是瑞士的三种主要语言。
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