Question

薪贵于桂,

Answer 1

形容物价飞涨.西汉·刘向《战国策·楚策三》：“楚国之食贵于玉,薪贵于桂,谒者难得无如鬼,王难见如天帝,令臣食玉炊桂,因鬼见帝.”