单词	tail covert
释义	tail covert noun : one of the coverts of the tail quills Word History First Known Use 1815, in the meaning defined above
随便看	diatomist diatomists diatomite diatomites diatomophyceaes diatoms diatonic diatonically diatonicism diatonicisms diatonism diatoric Diatraea diatreme diatremes diatribe diatribes diatribists diatrons diatropic diatropism diatropisms Diatryma diauli diaulos

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