摩斯电码危难信号 SOS Morse Code Distress Signal
危难信号
Distress signal
以上为机器翻译结果，长、整句建议使用 人工翻译 。
在手机信号消失之前，这些被劫持人员曾致电亲友说明自己身处危难之中。
They took hostage many of the congregation, who called friends and relatives to say that they were in danger, before their phone signals disappeared.
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