单词	ignitron
释义	ignitron noun ig·​ni·​tron ig-ˈnī-ˌträn  : a mercury-containing rectifier tube in which the arc is struck again at the beginning of each cycle by a special electrode separately energized by an auxiliary circuit Word History Etymology Latin ignis fire + English -tron First Known Use 1933, in the meaning defined above
随便看	steeling steelings steeller steelless steellest steellike steelmaker steelmakers steelmaking steelmakings steelman steelmaster steelmen steels steelwork steelworker steelworkers steelworks steely steelyard steelyards Steen steenbok steenboks steenbras

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