local battery

名词 n.
中文释义

英文释义

名词 n.
  1. In telegraphy, the source of power that actuates the telegraphic station recording instruments, as distinguished from the source of power that furnishes current to the line.
  2. In telephony, a source of local power for a telephone instrument, as opposed to being powered from the central office.

词形变化

local batteries plural
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