Explanation: Cream beam: fat and refined grains; Dandyism: fine silk pants do. Children by means rich people. Source: Qing Cao Xueqin's "Dream of Red Mansions" sixteenth back: "Po Chai smiled and said: 'Barbara cream beam of white silk hakama talk! Although our daughter, the former do not know these things'." Examples: Po Chai said: "Barbara's talk ~! Although our daughter, the former do not know these things." (Qing Cao Xueqin's "Dream of Red Mansions" sixteenth back)