这个国家的官方语言为西班牙语。

The country's official language is Spanish.

《牛津词典》

英语在你们国家是官方语言吗？

Is English an official language in your country?

《牛津词典》

一些国家用英语作为官方语言，并用它履行行政职能；而在其他国家，它被用作商业、贸易和工业的国际通用语言。

Some nations use English as their official language, performing the function of administration; in others it is used as an international language for business, commerce and industry.

youdao