金科玉律 jīn kē yù lǜ

key principle; golden rule

Word data

HSK Not in HSK
Frequency 35001st word

Definitions

  1. 1. key principle
  2. 2. golden rule

Characters

Character Meaning
金 jīn HSK 4
gold; money; golden
科 kē HSK 4
branch of study; field; division
玉 yù HSK 5
jade
律 lǜ HSK 4
law; surname Lü