Unity3D 延时执行函数StartCoroutine

 IEnumerator particleTrackWaitToSet(float fTime, bool bFlg)
    {
        yield return new WaitForSeconds(fTime);
        m_particleTrackLeft.particleEmitter.emit = bFlg;
    }

StartCoroutine(particleTrackWaitToSet(2.0f, true));