单词	air-hardening steel
释义	air-hardening steel noun : an alloy steel that can be hardened by cooling from a temperature higher than the transformation range either in air or by quenching in a liquid called also self-hardening steel Word History First Known Use 1898, in the meaning defined above
随便看	empirio- empiriocritical empiriocriticism empiriological empirism empiristic emplace emplaced emplacement emplacements emplaces emplacing emplane emplaned emplanes emplaning emplant emplastic emplead emplectite emplectons empleomania employ employabilities employability

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