mayday_mayday的解释_mayday的意思_mayday的翻译_mayday的发音_mayday怎么念_mayday的例句

mayday

n.救难信号

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mayday为短语/超纲词汇

mayday

n [singular]
[Date: 1900-2000; Language: French;Origin: m'aider 'help me']
a radio signal used to ask for help when a ship or plane is in serious danger
→SOS

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