| 1. | Creates and initializes an instance of a concrete class derived from
派生的具体类的实例。 |
| 2. | Classes that are not abstract are referred to as concrete classes
非抽象的类称为具体类。 |
| 3. | Class should probably be abstract rather than concrete
类可能更适合作为抽象类而不是具体类。 |
| 4. | Concrete classes classes that cannot be extended are specified using the
属性指定具体类（无法扩展的类） 。 |
| 5. | To map our two concrete classes
要映射两个具体类（ |
| 6. | Class is a simple , concrete class that fully implements the methods declared in the
类是简单的、具体类，它完全实现了在 |
| 7. | When we query a concrete class , as shown in listing 10 , hibernate filters on the
当我们查询具体类时，如清单10所示，会在 |
| 8. | Object used to create instructions for a particular class and constant pool , and an
对象，用来创建具体类和常数池的指令； |
| 9. | However , when no concrete class is specified , hibernate needs to perform an sql
但是，当没有指定具体类时， hibernate需要执行sql的 |
| 10. | The first thing to notice about these classes is that both concrete classes contain a
对于这些类要注意的第一件事就是，两种具体类都包含 |
