"A picture book is like a small theater."
图画书就像一个小剧场。
离散数学和连续数学之间的相互作用是一些最有趣的问题所在。
The database is the most important piece of software in the enterprise, and the most important piece of software in the enterprise is the database. The database is the foundation of all applications.
让我们尝试教导慷慨和利他主义,因为我们天生自私。