国际民航组织没有规定普通话是官方认可的飞行语言。 但他们确实规定英语是正式用语了！
The international civil aviation organization doesn"t mandate that Mandarin be the official international language of aviation. They do however, mandate that English is the official language."
中文包括了许多方言，而国语（通话）直以来都是国家正式采用的官方语言。
The Chinese language has many dialects spoken yet Mandarin has always been the official language.
尽管官方文件还在使用纯正希腊语，但1976年时，用于正式讲话和文学语言中的现代希腊语成为希腊的官方语言。
Although Katharevousa is still used in official documents, Demotic Greek, the language used in speech and literature, became the official language of Greece in 1976.
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