单词	reef knot
释义	reef knot noun : a square knot used in reefing a sail Example Sentences Recent Examples on the Web The logo for the G20 summit hosted in Hamburg was a reef knot—a fastening the purpose of which is to pull together a loose bundle, and which gets tighter the more its loose ends are pulled. The Economist, 9 Sep. 2017 Word History First Known Use 1794, in the meaning defined above
随便看	obfuscations obfuscator obfuscatory obfusque obfusticated obi obias Obie obied obies obiing obiisms obiit obis obispo obispo pine obit obital obiter obiter dicta obiter dictum obits obitual obituaries obituarist

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