Active Directory must also track replicated writes-as you might imagine, this means that a particular change was replicated in from another domain controller.
Active Directory还必须跟踪复制的写入，正如您能想像到的，这表示会将特定更改从其他域控制器中复制过来。
2
There are no widely used Ajax standards for putting a model-view-controller in the browser or using a dependency graph to track changes.
没有一种被广泛采用的Ajax标准可以将模型-视图-控制器放入浏览器中或者使用依赖图跟踪变化。
3
Then you track that point relative to the controller, calculating its velocity as it changes position.