In other words, if the CTA for a VBR flow with large packet number of packets is not enough for transmission, it can occupy the free airtime which belongs to another VBR flow.
In other words, if the CTA for a VBR flow with large packet number of packets is not enough for transmission, it can occupy the free airtime which belongs to another VBR flow.
即在某个超帧时间内，一个拥有较大流量的VBR业务在自己分配的CTA时间不够用的情况下，占用属于另一个VBR业务多余的CTA时间来进行传输。