food is more precious than jade and firewood more expensive than cassia (idiom); the cost of living is very high
炊：烧火做饭。桂：肉桂树。食品贵如玉器，燃料贵如桂树。形容物价昂贵。
联合式；作谓语、补语；含贬义
食品贵如油，燃料贵如桂。比喻物价昂贵。
《战国策·楚策三》：“楚国之食贵于玉，薪贵于桂，谒者难得见如鬼，王难得见如天帝，今令臣食玉炊桂，因鬼见帝。”
>>了解更多食玉炊桂的成语接龙
