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	dig in one's heels dig into dig one's own grave dig out dig through dig up dig-dig Digambara digamies digamists digamma digammas digammated digamy digastric digastrics Digby digeneses digenesises digenesisses digenetic Digenetica digenic digenite digerati

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