| 1. | Class that contains elements copied from the specified
中复制的元素并使用指定的 |
| 2. | Provides the collections for contained elements in the
等）中包含的元素提供集合。 |
| 3. | Object is the key for the containing element ; otherwise ,
对象是包含元素的键，则为 |
| 4. | For more information , see " importing containing elements " in
有关更多信息，请参见 |
| 5. | Its first contained element must be an
该元素中包含的第一个元素必须是 |
| 6. | Collection specifies that it can contain elements only of type
集合的声明指定了它只能包含 |
| 7. | Or the constraint can be moved to the contained element
也可以将此约束移动到被包含元素： |
| 8. | True if any contained element has been modified ; otherwise ,
表示修改了任何包含的元素；否则为 |
| 9. | Object to be the key for the containing element when implementing the
对象定义为包含元素的键。 |
| 10. | Collection objects might contain elements of any data types
集合对象可能包括任何数据类型的元素。 |
