一种是以原型对象为基础产生新的对象。
原型对象以重新给定名字(或引用)的方式被确实的复制了。
The prototype object is copied exactly, but given a different name (or reference).
由于QBE使用原型对象作为其模板来搜索数据,关于其用法有一些简单的规则。
Because QBE USES a prototype object as its template to search for data, there are a few simple rules regarding its usage.
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