Xiànfǎ zuòwéi gēnběn dàfǎ, jùyǒu zuìgāo de fǎlǜ xiàolì.
As the fundamental law, the constitution has the highest legal authority.
Tips
usage
In law it appears almost only in 根本大法 'fundamental law', a name for the constitution (宪法). In everyday talk, 减肥大法 or 学习大法 is a half-joking name for someone's secret method. A 大法官 'justice' is a separate word.