海鲜的未来取决于我们今天如何养殖。
我为孤独的灵魂创作音乐。
"The world is a book, and those who do not travel read only one page."
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。
Sustainability isn't an option; it's our responsibility to future generations.