我试着用Perl实现我的想法，却无法处理那些类关系（class relationships）（对于属性和资源类型，按照我的设计，需要构造成类（面向对象思想的类）） 。

I tried to implement my idea in perl, but I just couldn’t get the class relationships to work (the attributes and resource types each needed to be classes, according to the design in my head).

youdao