ping

名词 ping:

a river in western Thailand; a major tributary of the Chao Phraya

同义词：Ping River

a sharp high-pitched resonant sound (as of a sonar echo or a bullet striking metal)

动词 ping:

hit with a pinging noise

sound like a car engine that is firing too early

同义词：pink, knock

make a short high-pitched sound

contact, usually in order to remind of something

send a message from one computer to another to check whether it is reachable and active