剑桥词典Pearly kings and queens are particular men and women from London who have the right to dress in special black clothes covered with pearl buttons , in order to collect money for charity . 珠母纽王／后（珠母纽王和珠母纽后指来自伦敦的特定男女，他们有权穿着缀满珍珠纽扣的黑衣服为慈善机构筹款） 返回 pearly king/queen