anchor.diff:       * [Two-way data binding with ngModel](guide/template-syntax.html#ng-model)
   
        绑定模式包括：
  -     * [插补Interpolation](guide/template-syntax.html#interpolation)
  +     * [插值Interpolation](guide/template-syntax.html#interpolation)
        * [属性绑定Property Binding](guide/template-syntax.html#property-binding)
        * [事件绑定Event Binding](guide/template-syntax.html#event-binding)
        * [特征绑定Attribute Binding](guide/template-syntax.html#attribute-binding)
  
positive.code:   :marked
      The practice of writing compound words or phrases such that each word is separated by a dash or hyphen (-). 
  
      使用横杠来分隔每个单词来编写词汇或短语的方法叫做横杠分隔命名法
  
      Directive selectors and the root of filenames are often spelled in dash-case. Examples include: `my-app` and the `hero-list.component.ts`.
  
      指令的选择器和文件名通常都是通过横杠分隔命名法来命名的。比如`my-app` and the `hero-list.component.ts`
  
      This form is also known as [kebab-case](#kebab-case).
      这种命名法也被叫做可芭比命名法[kebab-case](#kebab-case)
  
  :marked
    ## Data Binding
  
negative.code:     When we write "camelCase" in this documentation we always mean *lower camel case*.
  
      这种形式也被叫做**小驼峰式命名法**（**lower camel case**），以便区分**大驼峰式命名法**（我们也叫帕斯卡命名法）。
      当我们文档中提到“驼峰式命名法” （“camelCase”）的时候，所指的都是小驼峰命名法。
  
  :marked
    ## Component
  