code-name

基本解释

WSJ: What can you tell me about Pink [the code-name for a mobile phone Microsoft has been designing that will likely be manufactured by another company]?
《华尔街日报》：你能谈谈Pink吗？（Pink是微软正在设计的一款手机的代号，很可能将由另外一家公司生产。）
Figaro was a project code-name within the Apple Newton group associated with a personal digital assistant [PDA] research and development initiative at Apple.
Figaro 是苹果Newton研发组内部的一个工程代号，该工程意在研发PDA（个人数字助理）这一苹果首创的产品类型。
Like all clandestine towns in the Soviet Union, it was kept off maps and given a code-name — which usually consisted of a number and the name of a nearby city.
和苏联其他所有机密小镇一样，地图上没标出它的位置只有一个代码表示——代码通常由一个数字和附近的城市名组成。

The code-name was the Manhattan Project.
to do sqrt, or square root-- no, I'm going to square root use sqrt, that's the name I'm using here-- square root a hundred different places in some piece of code. Without function, I'd have to copy that piece of code everywhere.
让我做一下准备,想象一下我要调用sqrt或者-,不，我会调用sqrt函数,这是我在这里用的名字，我得把这段代码到处复制。
麻省理工公开课 - 计算机科学及编程导论课程节选

Ultimately, Pfizer hopes to combine Lipitor with the new drug, now known by the code-name CP-529, 414.
FORBES: Blood Feud
But a new cholesterol drug, still known by the code-name 301012, could finally prove a winner for the Carlsbad, Calif. biotech.
FORBES: Cholesterol Comeback

A code name is a name used for someone or something in order to keep their identity secret.
If a military or police operation is code-named something, it is given a name which only the people involved in it know.