[经] federal national nortgage association

lián bāng guó mín dǐ yā lián hé huì ㄌㄧㄢˊ ㄅㄤ ㄍㄨㄛˊ ㄇㄧㄣˊ ㄉㄧˇ ㄧㄚ ㄌㄧㄢˊ ㄏㄜˊ ㄏㄨㄟˋ