单词	roofing nail
释义	roofing nail noun : a short nail usually with a large flat head and a barbed shank used for securing roofing paper or asphalt shingles to roof boards Word History First Known Use 1839, in the meaning defined above
随便看	phenylacetamides phenylalanine phenylalanines sires Siret sirex sirgang sirgangs siri Sirian siriases siricid Siricidae sirih sirihs sirii siring sirione siriones Siriono sirionos siris Sirius siriuses sirkar

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