ping

中文： 乒的一声、脉冲信号

1. A high-pitched, short and somewhat sharp sound. · My car used to make an odd ping, but after the last oil change it went away.
2. A pulse of high-pitched or ultrasonic sound whose echoes provide information about nearby objects and vessels. · The submarine sent out a ping and got an echo from a battleship.
3. A packet which a remote host is expected to echo, thus indicating its presence. · The network is overloaded from all the pings going out.
4. An email or other message sent requesting acknowledgement. · I sent a ping to the insurance company to see if they received our claim.
5. Latency.
6. A means of highlighting a feature on the game map so that allied players can see it.
7. A notification.

复数 pings