I realized that each of those systems had certain functionality that was consistent everywhere, like the standard IO library in c-but there was also different functionality.

我想到，这些系统上有些功能是共有的，比如标准io库，但是还有些功能是不互通的。

youdao

It will also provide JRuby users a means of handling filesystem events and asynchronous IO operations without using a platform-specific library.

同时它还能够提供给JRuby用户处理文件系统事件和异步io操作功能，而不需要使用专用的平台库。

youdao

There are a small number of new features: a console library ( io-console gem) was integrated, Unicode 6 support for regular expressions, and a bunch of new methods for the builtin classes.

同时也增加了一些新特性：集成了控制台类库（ io-console gem），正则表达式中增加了对 Unicode 6的支持，以及新增了 一些内部类中的方法。

youdao