a code of rules的用法和样例：
- Is it possible to formulate a code of rules for companies which would outlaw bribery in all its forms?
- One who gives a code of laws to a people.
- She was an individual with a code of her own.
- They use a code of hand signals.
- There is a code, or a set of rules for producing the artwork.
- A secular law, rule, or code of law.