| 1. | More complex classes may have several
更复杂的类可能有若干个 |
| 2. | For more complex class hierarchies , however , we can do more
但是，对于更复杂的类层次结构，我们可以做更多的事情。 |
| 3. | In very large projects , you will be confronted with complex class hierarchies with several levels of abstract classes
在每个大型项目中，您都会面临包含多级抽象类的复杂的类层次结构。 |
| 4. | This allows the use of set operations to build up complex classes from anonymous classes or classes with value restrictions
这样就允许我们通过使用集合操作来从匿名类或具有值约束的类来创建复合类。 |
| 5. | This allows multiple programmers to work on different portions of a class in parallel , and for different facets of a complex class to be kept in separate files
这就允许多个程序员并行处理一个类的不同部分，并将复杂类的不同方面保存在不同的文件中。 |
| 6. | This paper is a study on convertible bonds as a complex class of securities on the basis of a survey of the findings of earlier research work and by citing examples of convertible bonds that are already in existence on china ' s securities market
本文结合我国证券市场已经存在的可转换公司债券的实际例子，在总结利用前人理论研究成果的基础之上，对这个复杂的证券品种进行了研究。 |
