anchor.diff:      The _consumer_ of `Car` has the problem. The consumer must update the car creation code to
       something like this:
       
  -    `Car`的 _消费者_ 也有这个问题。消费者必须更新创建这辆车的代码，就像这样：
  +    `Car`的_消费者_也有这个问题。消费者必须更新创建这辆车的代码，就像这样：
   
     - var stylePattern = { otl: /(new Car.*$)/gm };
     +makeExample('dependency-injection/ts/app/car/car-creations.ts', 'car-ctor-instantiation-with-param', '', stylePattern)(format=".")
  
positive.code:   Only authorized users should see secret heroes.
    
    我们通过添加一个新的业务需求来说明这一点：
    HeroService必须对普通用户里隐藏 *秘密* 英雄。
    只有获得授权的用户才能看到秘密英雄。
  
    Like the `EvenBetterLogger`, the `HeroService` needs a fact about the user.
  
negative.code:   We'll begin with a simplified version of the `HeroesComponent`
    that we built in the [The Tour of Heroes](../tutorial/).
    
    我们从当初在[英雄指南](../tutorial/)中构建过的`HeroesComponent`的一个简化版本开始。
  // #enddocregion di-1
  +makeTabs(
    `dependency-injection/ts/app/heroes/heroes.component.1.ts,
  