n. 砰(子弹击中时的声音), 报时的最后一声, 声脉冲
vi. 砰(铛)地发声
[计] internet网络包测程序, 连通性检测命令
英文释义
n. a river in western Thailand; a major tributary of the Chao Phraya
n. a sharp high-pitched resonant sound (as of a sonar echo or a bullet striking metal)
v. hit with a pinging noise
v. make a short high-pitched sound