英语词汇“b battery”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	b battery
释义	WordReference Random House Unabridged Dictionary of American English © 2024 B battery, [Electronics.] Electronicsan electric battery for supplying a constant, positive voltage to the plate of a vacuum tube. Cf. A battery, C battery. 1920–25
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