quenched spark
Electricity (now chiefly historical )
noun
A spark in a radio transmitter that is extinguished mechanically soon after it begins.
Origin
Early 20th century.
| 单词 | quenched spark |
| 释义 | quenched sparkElectricity (now chiefly historical ) noun A spark in a radio transmitter that is extinguished mechanically soon after it begins. Origin |
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