Ruby is a pure object-oriented language.
Ruby是纯面向对象语言。
Write an application in an object-oriented language.
用面向对象语言写一个应用。
Contrary to popular belief, it is a pure object-oriented language.
与流行的信念相反，它是一种纯面向对象语言。
Originally, SQL was (and it still is) a set-oriented language and not a procedural one.
一开始，SQL （现在也仍然）是一种面向集合的语言，而不是过程语言。
Originally, SQL was (and it still is) a set-oriented language and not a procedural one.
一开始，SQL （现在也仍然）是一种面向集合的语言，而不是过程语言。
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