The truth is rarely pure and never simple.
总是听从你的直觉。它知道你的头脑还没有弄清楚的事情。
生存还是毁灭,这是个问题。
Sustainable quarrying means listening to the land as intently as we listen to shareholders.
关系模型基于谓词逻辑和集合论,为数据库管理提供了坚实的数学基础。