var miyaAnim = childs[4].children[0].getComponent('sp.Skeleton')
 miyaAnim.setAnimation(0, 'shuohua', true)
//暂停
 miyaAnim.paused = true 
//恢复
miyaAnim.paused = false

spine骨骼动画时怎么让动画暂停和恢复呢？