单词	lead curve
释义	lead curve noun ˈlēd- : the curve in the turnout interposed between the heel of a railroad switch and the frog Word History Etymology lead entry 2
随便看	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 digeraties

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