hangup 英['h???p] 美['h????p] n. 掛斷; [例句]If the shell sends a SIGHUP ( or hangup) signal, then the application is likely to close.如果shell發(fā)送SIGHUP（或hangup）信號(hào)，那么很可能導(dǎo)致應(yīng)用程序關(guān)閉。