1. That price Swindling is illegitimate competition behavior. 价格欺诈是不正当的竞争行为。
2. During development, when the code is being written, it is important to consider illegitimate uses of your application. 在开发过程中，特别是书写代码的时候，考虑非法用户是非常重要的。
3. Computer Science A set of instructions hidden inside a legitimate program, causing a computer to perform illegitimate functions. 非法命令，病毒：一套隐藏在合法程序中的命令，指示计算机进行不合法的运作。
英英解释
n.
1. the illegitimate offspring of unmarried parents
2. contrary to or forbidden by law
3. of marriages and offspring; not recognized as lawful
