The Home Ownership Scheme (HOS) and Private Sector Participation Scheme (PSPS) were introduced by the HA in 1978 and 1979 respectively to assist low and middle income families to purchase homes at prices below market value.是什么意思_The Home Ownership Scheme (HOS) and Private Sector Participation Scheme (PSPS) were introduced by the HA in 1978 and 1979 respectively to assist low and middle income families to purchase homes at prices below market value.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句