About Russian Language
According to Wikipedia.org, Russian is a popular East Slavic language. It is widely spoken in Russia and Eastern Europe. This is a part of the Indo-European language family and is among the four living East Slavic languages. Russian is the official language of Russia, Belarus, Kazakhstan, and Kyrgyzstan. Interestingly widely spoken in Ukraine, the Caucasus, Central Asia, and many other Baltic states. Russian is spoken by over 258 million speakers all over the world. It is written in the Cyrillic script. You can easily distinguish between consonant phonemes with palatal articulation. It has a combination of soft and hard sounds. This distinction is a prominent feature of Russian. Another aspect is the reduction of vowels that are not stressed. Some homographic words include замо́к (zamók – a 'lock') and за́мок (zámok – a 'castle'). You may not be able to indicate the pronunciation of uncommon words.
About Khmer Language
According to Wikipedia.org, The Khmer language is also known as Cambodian. It is the official language of Cambodia. There are around 11.3 million people in South-Eastern Thailand who also speak Khmer. This language is written with a special script that was first introduced in South India. Khmer is the official language of the ancient Khmer empire and in Angkor. There are several inscriptions from the 7th to 15th century that represent the prestige and use of this language. In Cambodia 15-16 million native speakers speak Khmer. People living in Khmer are close to the Southeast Asian population. The Northern Khmer dialect makes it distinctive among other languages. Khmer belongs to the Austroasiatic Khmeric Khmer language family.