单词	alumina porcelain
释义	alumina porcelain noun : a porcelain composed chiefly of alumina and used in spark plugs Word History First Known Use 1882, in the meaning defined above
随便看	portae portage portaged portages portaging portague portagues portail portakabins portal portal system portal vein portal-to-portal portaled portalled portaloos portals portamenti portamento portamentos portance portances portapack portapacks portapak

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