я (Russian, I)
Greek letters:
Letters used in Greek are also widely used in mathematics, physics, biology, astronomy and other disciplines. Greek letters are similar to English letters and Russian letters, but the symbols are different. The nature of phonetic symbols is the same. Greek letters are the earliest letters with vowels in the world.
Russian:
The language used by Russians and Russians is the common language of all ethnic groups in the former Soviet Union and one of the working languages of the United Nations. It belongs to the eastern branch of the Slavic family of Indo-European languages. In China, Russian speakers are mainly distributed in Yili, Tacheng and Altay in Xinjiang Uygur Autonomous Region and Ergon in Hulunbeier League in Inner Mongolia Autonomous Region.