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单词 a battery
释义

A battery


noun Electronics.

an electric battery for heating the filament or cathode heater of an electron tube.
Compare B battery, C battery.

Origin of A battery

First recorded in 1920–25

Words nearby A battery

abatement, abatis, abat-jour, abator, abattage, A battery, abattoir, abaxial, abaya, abb, Abba
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for A battery

  • We shall call the battery which heats the filament the “filament battery” or sometimes the “A-battery.”

    Letters of a Radio-Engineer to His Son|John Mills
  • To do so connect the grid as in Fig. 115 to the positive terminal of the A-battery.

    Letters of a Radio-Engineer to His Son|John Mills
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更新时间:2025/1/25 2:31:51