单词	spruer
释义	spruer noun spru·​er ˈsprüə(r); -u̇(ə)r, -u̇ə plural -s : one that attends to the sprue occupying the gate in the process of casting iron Word History Etymology sprue entry 2 + -er
随便看	prenotifying prenotion prenotions prent prented prentice prenticed prentices prenticeships prenticing prenting prents prenumber prenumbered prenumbering prenumbers prenup prenuptial prenuptial agreement preoccasioned preoccupancies preoccupancy preoccupant preoccupants preoccupate

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