???????????? ??????? ???????????? ??? ??????? ?? ?? ???? ???? ???? ???????? ?? ???? ???????????? ??·????? ???????????????? ?? ???????????? ?????????? ?? ???????? ???????????????????? ???? ?????????? ??? ?? ???????- ???? ??: ??, ??, ??(??, ???????? ??), ??????, ??, ?????With this lesson, you might understand the phrase ??, and that is an abbreviat