anchor.diff:          In TypeScript, property decorators are often used to provide additional metadata
           for components and directives.
           
  -        在TypeScript里，属性装饰器经常被用来为组件和指令提供额外的元素据。
  +        在TypeScript里，属性装饰器经常被用来为组件和指令提供额外的元数据。
   
           For [inputs and outputs](../guide/template-syntax.html#inputs-outputs), 
           we use [`@Input`](../api/core/Input-var.html)
  
positive.code:     td
        :marked
          ### Metadata with Decorators
  
          ### 拥有装饰器的元数据
  
          Most Angular 2 classes have one or more TypeScript *decorators*
  
negative.code:         into its view from elsewhere.
          
          [`@ContentChild`](../api/core/ContentChild-var.html) 和
          [`@ContentChildren`](../api/core/ContentChildren-var.html)属性装饰器允许一个组件查询那些被从其它地方投影进自己视图里的组件的实例。
          
        +makeExample('cb-ts-to-js/ts/app/heroes-queries.component.ts', 'content')(format="." )
        
  