它们是系统开销最小的轻量级数据库，因为它们仅仅返回应用程序所请求的节点和成员指针。

They are lightweight databases with minimum overhead since they simply return the node and member Pointers requested by the application.

youdao

首先，Vee -Table指针用于访问虚函数，而对数据成员的访问直接使用编译时偏移量实现。

First, the Vee-Table pointer is used to access virtual functions, and data members are accessed directly using compile time offsets.

youdao

首先，Vee -Table指针用于访问虚函数，而对数据成员的访问直接使用编译时偏移量实现。

First, the Vee-Table pointer is used to access virtual functions, and data members are accessed directly using compile time offsets.

youdao