signal for help英语标准发音:signal for help英式发音:美式发音:翻译中文求救信号signal for help - 基本释义[词典1]呼救信号发求救信号signal for help - WEB词典signal for 发信号求救呼救信号的翻译是信号以获得帮助Signal of ask for 求救信号 参考资料: 1.百度翻译:signal for help2.有道词典:signal for help3.爱词霸:signal for help