warning signal
warning signal是什么意思、warning signal怎么读
【计】 报警信号
warning signal汉语翻译
【计】 报警信号
warning signal英语解释
名词 warning signal:
- an automatic signal (usually a sound) warning of danger同义词：alarm, alert, alarum
warning signal例句
- A colored flare used as a warning signal for trucks and railroad trains.信号火一种为卡车或火车作警告信号的有色火焰