He is learning Ancient Greek language.

I am learning Modern Greek.

He is attending university to learn Latin.

He can speak Teochew language.

Learning how to use enclitics helps deepen your understanding of Japanese.

This book explains in detail about the use of foreign words.

He can speak Hakka.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

Old Church Slavonic is the first language written by the Slavs.

Old Church Slavonic is the oldest recorded language of the Slavic group.