单词	frostbird
释义	frostbird noun : any of various migratory birds that appear at about the time of the first frost especially : golden plover Word History First Known Use 1803, in the meaning defined above
随便看	unburrowing unburrows unburst unburthened unburthening unburthens unbury unburying unbusinesslike unbusy unbuttered unbutton unbuttoned unbuttoning unbuttons unbuttressed Unc uncage uncaged uncages uncaging uncaked uncakes uncaking uncalcified

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