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1·Mapping now supports casting to a derived type.

映射现在支持转换为派生类型。

2·This enables you to reflect on the inherited members of a derived type.

这使您可以在派生类型的继承成员上进行反射。

3·The vitamin used in this study is a plant-derived type called vitamin D2.

本次实验中使用的维生素是从植物中提取的，是维生素d2。

4·If a virtual function is private, it cannot be accessed by a derived type.

如果某虚函数为私有函数，则派生类型无法访问它。

5·A derived data type is a derivative or structure of existing base types or other derived types.

派生数据类型是已有的基本类型或其他派生类型的一个派生物或结构。

6·The problem with Ada 95 is that it only permits a derived type to have one immediate ancestor.

Ada 95 存在的问题在于，它只支持一个获得的类型拥有即时的起源。

7·There are two kinds of “users” of a type: derived types and code that works with instances of the type.

类型有两种“用户”： 继承类型，以及使用类型实例的代码。

8·Type interceptors, instead, just mock the type of the intercepted object and work on an instance of a derived type.

相反，类型侦听器只是类比已截获物件的类型，并在派生类型的实例上工作。

9·If the derived type overrides a base type member, the base type member is not copied to the derived type's prototype.

如果衍生型别覆写了基底型别成员，基底型别成员就不会复制到衍生型别的原型。

10·Type extensions, which enable you to extend an existing type easily without the additional overhead work of creating a new derived type.

型别扩充，可让您轻松扩充现有型别，而不需要额外建立新的衍生型别。