音标发音英式音标 [ˈmeɪ.deɪ]美式音标 [ˈmeɪ.deɪ]英式发音 美式发音 基本解释(船只、飞机发出的)无线电求救信号。同根派生 Mayday相关词英英字典剑桥英英字典 a special radio signal sent from a ship or an aircraft when it needs helpMayday剑桥字典Mayday柯林斯字典