英语词汇distress signal怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	distress signal
释义	distress signal distress signal n: (help-needed signal) SC 呼救信号 hū jiù xìn hào TC 呼救信號 'Mayday' is an emergency code word used internationally as a distress signal.
随便看	hepatomegaly hepcat hepped heptad heptagon heptagonal heptarchy heptathlon her hera heracles herald heraldic heraldry herb herbaceous herbage herbal herbalism herbalist herbal medicine herbal tea herbarium herbed herbicide

英汉双解词典包含74752条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。