单词 | SOS |
释义 | SOSSOS /ˌɛs oʊ ˈɛs/ noun [singular] 1a signal that a ship or aircraft sends to say that it is in danger and needs help quickly2an urgent request for help [Origin: 1900–2000 S and O, letters chosen because they were easy to send by Morse code, but often understood as short for “save our souls”] |
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