AnimationStaggerMetadata
封装一组动画步骤的起始时间的交错参数。 由 stagger() 函数实例化并返回。
Encapsulates parameters for staggering the start times of a set of animation steps. Instantiated and returned by the stagger() function.
      
      interface AnimationStaggerMetadata extends AnimationMetadata {
  timings: string | number
  animation: AnimationMetadata | AnimationMetadata[]
  // 继承自 animations/AnimationMetadata
  type: AnimationMetadataType
}
    属性
| 属性 | 说明 | 
|---|---|
| timings: string | number | 各个步骤的时序数据。 The timing data for the steps. | 
| animation: AnimationMetadata | AnimationMetadata[] | 一个或多个动画步骤。 One or more animation steps. | 
