Without efficient optimization, the mixed transmission will result in frequent interrupt during the normalcall or unendurable transfer delay of the data transmission.
如果没有有效的机制,语音信号的传输常常会被数据信号所阻断,而数据信号的时延也会令人无法忍受。
3
If we're not engaged as much in our normal work or school, we have extra time to call parents and grandparents.