DAD到带注释的XML模式的转换工具然后可以把XML模式和DAD当成输入，生成一个带注释的XML模式。

DAD to annotated XML schema converter tool can then take the XML schema and the DAD as input to produce an annotated XML schema.

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逐渐地，人们开始仅仅使用最适合自身的模式语言，而根据需要求助于转换工具从一种形式转化成另一种形式，这类工具的大量涌现给人留下了深刻的印象。

Increasingly, people are just using whatever schema language suits them best and turning to an impressive crop of emerging tools to convert from one form to another according to need.

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为了允许我们改变游戏，但不必反复地迁移数据库到新的模式，我们开发了一个数据库转换工具。

To allow us to change the game without continuously having to migrate databases to new schemas, we developed a database transformation tool.

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