单词	pan-pan
释义	pan-pan /ˈpanpan / noun An international radio distress signal, of less urgency than a mayday signal.Twelve hours before the military seized the ship, its captain issued a ‘pan-pan’ distress signal - second in priority to a Mayday call - over his concerns for the state of the refugees, some of whom were sick.... Low-level distress calls to the Coast Guard, known as pan-pans, usually require a switch from channel 16 to 22a. PAN-PAN is used when the safety of the ship or person is in jeopardy. Getting a prop wound in a bunker net or having an uncontrollable vessel is a good reason to call PAN-PAN. Origin 1920s: pan from French panne 'breakdown'.
随便看	role set role strain role-take role-taking Rolex Rolf Rolfer Rolfing rolicksome roll rollability rollable roll-about rollaky Rolland, Romain roll angle roll-around rollaway roll axis rollback roll bar roll-bearer roll boiling roll cage roll call

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