A secret system of symbols or words used to hide messages.
The secret code kept their messages safe.
这个秘密密码保护了他们的信息。
Numbers added before a phone number for a specific area.
You need the area code to call that city.
你需要区号才能拨打那个城市的电话。
Instructions written for computers to follow.
She writes code to make apps work.
她编写代码让应用程序运行。
Rules that guide how people should act.
The school's code requires students to be respectful.
学校的行为准则要求学生保持尊重。
A set of laws or official rules.
The legal code helps maintain order in society.
法律法典有助于维护社会秩序。
To mark something with labels or numbers for identification.
Each item is coded with a unique number.
每个物品都用唯一的编号进行编码。
To turn a message into a secret code.
They code messages to keep them private.
他们对信息进行编码以保持私密性。
To write instructions for computers.
He likes to code in his free time.
他喜欢在空闲时间编写代码。