?????? ?? ?? ?? ???? ???????????? ???????????? ?? ?? ? ??? ???? ??? ????? ??? ???? ??? ??? ??? ? ????. ???? ?? ??? ??? ??? ? ???? ???? ????? ?????.????? ??????????? ?????? ?? ?????? ?????? ???????? ???? ????, ?? ?? ???????????????????? ?????? ?? ????.In this lesson, you can study the term ??, which is an abbreviation from th