?????????? ????? ?????? ??? ?????? ?????????????????????????????. ???????????? ???? ???? ???? ???? ???, ???? ???? ???? ???? ???? ???? ???? ???? ???? ??????? ?????????????? ????, ?? ?? ?? ???? ??? ????? ????With this lesson, you'll understand the word ??, that's an abbreviation in the term ???? The Korean language has developed in such a way that ??