The ARP table ensures that the device doesn't have to repeat ARP Requests for devices it has already communicated with.
ARP映射表确保该设备不会向它已经通讯过的设备重复发送ARP请求。
2
This colorful Talking Parrot has a hidden recording device that enables him to repeat everything you say and in your own voice!
这种彩色的会说话鹦鹉装有一个隐藏的录音装置，使它能够重复你说的每一句话，而且用你自己的声音！
3
All other devices in between simply repeat data being sent between the two controlling devices. Once the initial device relinquishes control of the loop, other devices can gain access.