log-off[计] 注销;请求脱机;注销
log-off message[计] 注销信息;翻译
log g off procedure注销过程
User log-off用户注销
log g off登出;退出系统
log-off procedure[计] 注销过程
log file off关闭日志文件
log-on and log-off录入与退出
Scrap and log off报废和注销
PHRASAL VERB（动词词组） When someone who is using a computer system logs out or logs off, they finish using the system by typing a particular command. 登出
If a computer user fails to log off, the system is accessible to all.
如果一位电脑用户没有登出，所有人都可以进入该系统。