A lazy association can be traversed (and the associated entity retrieved) long after its parent object was initially loaded.
惰性的关联可能在最初装载它的父对象之后很长时间才被访问(并获取相关联的实体)。
A symbol's type provides a general classification for the associated entity. (st_info This member specifies the symbol's type and binding attributes.)
符号的类型提供了一个为符号的普遍分类。
Once associated with a program entity, an attribute can be queried at run time and used in any number of ways (for example, help documentation).
属性一旦与程序实体关联,就可以在运行时查询它,并且可以以各种方式使用(例如,帮助文档)。
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