[经] pledging of income from real property
yǐ bù dòng chǎn shōu yì zuò dǐ ㄧˇ ㄅㄨˋ ㄉㄨㄥˋ ㄔㄢˇ ㄕㄡ ㄧˋ ㄗㄨㄛˋ ㄉㄧˇ