B2 [ C or U ] a system of words, letters, or signs used to represent a message in secret form, or a system of numbers, letters, or signals used to represent something in a shorter or more convenient form密码;代号;代码
More examples
She ran her code through the compiler.
They cracked the code and read the secret message.
Each person's genetic code is unique except in the case of identical twins.
The enemy were unable to break the code .
We realized that his message was some kind of code.
C1 [ C ] a set of rules that are accepted as general principles, or a set of written rules that say how people in a particular organization or country should behave法典;法规
[ C ] a set of principles that are accepted and used by society or a particular group of people行为准则;规范;规矩
More examples
The club has a strict code of conduct.
Members must conform to a strict dress code.
Most evenings there's a party and the dress code is strict - black tie only.
He said he was bound by a scientist's code of ethics.
Newspaper editors have agreed a new code of practice on the invasion of privacy.
specialized medical [ C or U ] an arrangement of genetic material in DNA (= the chemical that carries genetic information in cells)(DNA中遗传物质的)编码
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