单词	spragger
释义	spragger noun sprag·​ger -gə(r) plural -s 1 : a worker who props coal beds with sprags for protection during mining or blasting 2 : a worker who checks wheels (as of mine cars on inclines) with sprags Word History Etymology sprag entry 2 + -er
随便看	Endamoebidae endamoebidaes endanger endangered endangered list endangered species endangerers endangering endangerment endangerments endangers endaortic endarch endarchies endark endarken endarted endarterectomies endarterectomy endarting endarts endball endboard endbrain endbrains

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