封,可以用close帐,可以用the accounts, 年底,可以有, year end, the end of the year,所以,年底封帐, 可以:close the accounts at year end,close the accounts at the end of the year根据,情况,要调整close 的形式, 比如.The accounts will be closed at the end of the year.The accounts are to be closed.