事实上，一个UML2.0原型被定义成好像它仅仅只是一个现有uml元类的子集，并带有关联的属性(代表加有标签的值的标签)，操作和限制。

In effect, a UML 2.0 stereotype is defined as if it were simply a subclass of an existing UML metaclass, with associated attributes (representing tags for tagged values), operations, and constraints.

youdao

然后，还需要在cmdlineparser类上定义一个类级别的变量，定义用于代表选项的实际字符串值。

Second, you need to define a class-level variable on the CmdLineParser class as well that defines the actual string value to represent the option. You can do this by adding this line.

youdao

然后，还需要在cmdlineparser类上定义一个类级别的变量，定义用于代表选项的实际字符串值。

Second, you need to define a class-level variable on the CmdLineParser class as well that defines the actual string value to represent the option. You can do this by adding this line.

youdao