家道中落: the family is in straitened circumstances.; one's family fortunes declined.; one's family has come down in the world.; the means of the family are declining
小康: fairly well-off; comparatively well-off; well-to-do; comfortably off; snug; comfortable 短语和例子从温饱型向小康型过渡 proceed from being adequately fed and clad to being fairly well-off; 再用十年, 达到小康生活 at