You create the util package, along with classes in it.
您创建了util包，以及包中的类。
Cfrubylib - a pure ruby library with classes and methods for system administration.
Cfrubylib—一个纯ruby库，其中包含用于系统管理的类和方法。
It works with classes you define in your application rather than forcing the use of a set of generated classes.
它使用您在应用程序中定义的类，不必强制使用一组生成的类。
This application is replacing the use of reflection with classes generated at runtime and immediately loaded into the JVM.
这个应用程序用运行时生成的、并立即装载到JVM的类来取代反射。
At the city's night schools, thousands of workers end their days with classes on every subject from car maintenance to law.
在这座城市的夜校里，数以千计的人们在结束了白天的工作之后，去夜校学习从汽车维护到法律的各种科目。
This course covers a paradigm in programming which deals with classes and objects.
该课程包括编程中处理各种类与对象的范例。
Their task is to fill the schedule slots with classes they would like to take in the semester.
他们的任务是把自己这学期想上的课填在课程表上。
Thank you to all the parents who came in to read to the children and share their favourite books with classes.
在此我们感谢所有来与孩子们分享阅读的家长们。
In the case of JiBX, the most important part of its work with classes occurs when it's adding bytecode to the compiled class representations.
对于JiBX，处理类时最重要的部分是向编译的类表示中加入字节码。
If the framework gets cluttered with classes, you can add a factory class that assembles them into common combinations and provides a simpler API for common cases.
如果框架与类混杂，可以添加一个工厂类，将它们装配到通用组合中，并为通用情况提供一个更简单的API。
I also assume that you know the basics of working with classes and objects in PHP, as the PHP components used in this article are written in compliance with OOP principles.
还假定读者了解在php中的类与对象的相关知识，因为文中所采用的PHP组件是遵照OOP原则来编写的。
I confess that I do not use automated tests systematically because my experience has been that they are most effective with classes whose public interface does not change often.
我承认我没有系统地使用自动化测试，这是因为我的经验表明，对于那些其公共接口不经常更改的类，自动化测试是最有效的。
Now a school of etiquette is about to open in Beijing with classes based on the deportment of the British aristocracy - and the decorous behaviour of the Duchess of Cambridge.
现在，在北京出现了一所教授英国贵族礼仪和剑桥公爵夫人(即凯特王妃)行为规范的礼仪学校。
From the viewpoint on application objects of network instruction, there are two primary types: one is integration with classes in school, the other is distance learning in network education college.
从当前网络教学的应用对象看，主要有两种类型，一类是与中小学课堂教学相结合而实施的网络教学，另一类是各网络大学开展的网络远程教学。
From the viewpoint on application objects of network instruction, there are two primary types: one is integration with classes in school, the other is distance learning in network education college.
从当前网络教学的应用对象看，主要有两种类型，一类是与中小学课堂教学相结合而实施的网络教学，另一类是各网络大学开展的网络远程教学。
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