使用内部无线智能通话设备进行交流和沟通，不是更好吗！
All of the employees working at office communicates through smart devices and wireless networks which are accessible internally.
使用内部无线智能通话设备进行交流和沟通，不是更好吗！
All of the employees working at office communicates through smart devices and wireless networks which are accessible internally.
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