1·The country's official language is Spanish.
这个国家的官方语言为西班牙语。
—— 《牛津词典》
2·Is English an official language in your country?
英语在你们国家是官方语言吗？
—— 《牛津词典》
3·English became the official language for business in spite of the fact that the population was largely Chinese.
虽然当地居民主要是中国人，英语却成了商业上正式使用的语言。
—— 《牛津词典》
4·English is used for business, but the official language here is Malay.
英语用于商务，但这里的官方语言是马来语。
5·The official language of China is Putonghua, while the foreigners usually call it Mandarin.
中国的官方语言是普通话，而外国人通常称之为 Mandarin。
6·It is the official language in more than 50 countries and 250-300 million people speak it as a second language.
它是50多个国家的官方语言，2.5亿到3亿人把它作为第二语言。
7·When the French ruled England, French was the official language.
当法国人统治英国时，法语是英国的官方语言。
8·When the French ruled England, French was the official language, and only the common people spoke English.
法国人统治英格兰时，法语是官方语言，只有平民才说英语。
9·Although Dutch is the official language, most people in Amsterdam speak English and are happy to help you with directions.
虽然荷兰语是官方语言，但阿姆斯特丹的大多数人都说英语，而且很乐意帮你指路。
10·The East African language of Kiswahili was chosen as an official language of Kwanzaa because it is a non-tribal language spoken by a large portion of the African population.
东非的基斯瓦希里语被选为宽扎节的官方语言，因为这是一种非部落语言，大部分非洲人都说这种语言。