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单词 blue peter
释义

WordReference Random House Unabridged Dictionary of American English © 2024
blue′ pe′ter, [Naut.]
  1. Nautical, Naval Termsa blue flag with a white square in the center, designating the letter P in the International Code of Signals, flown by a vessel in port to indicate its imminent departure.
  • 1815–25

Collins Concise English Dictionary © HarperCollins Publishers::
blue peter n
  1. a signal flag of blue with a white square at the centre, displayed by a vessel about to leave port
Etymology: 19th Century: from the name Peter
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更新时间：2025/7/23 13:48:34