Scala lets you nest class declarations, like many object-oriented languages.

Scala和许多面向对象语言一样，允许你嵌套声明类。

youdao

"Private" and "public" have the same meaning here as in most object-oriented languages.

“私有”和“公有”在这里的意思和在大多数面向对象语言里一样。

youdao

Many times the solution isn't obvious, and even object-oriented languages may not help.

很多时候这个问题并没有明显的解决方案，即使面向对象语言也不能解决问题。

youdao

Some other object-oriented programming languages do not provide that pointer.

其他的面相对象编程的语言,没有提供这个指针。

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