单词	backup relay
释义	backup relay noun : a secondary relay to protect a power system against faults in the event of failure of the primary relay to function as desired Word History First Known Use 1950, in the meaning defined above
随便看	gauge pressure gauge stuff gauge theory gauge wheel gaugeable gaugeably gauged gauged arch gauger gaugers gaugership gauges gauging gauging plaster gaugings Gauguin gauguinesque gauguins Gaul gaulding gauleiter gauleiters Gauley Gaulic gaulin

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