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单词 primary cell
释义

WordReference Random House Unabridged Dictionary of American English © 2024
primary cell, [Elect.]
  1. Electricitya cell designed to produce electric current through an electrochemical reaction that is not efficiently reversible, so that the cell when discharged cannot be efficiently recharged by an electric current.
  • 1900–05

Collins Concise English Dictionary © HarperCollins Publishers::
primary cell n
  1. an electric cell that generates an electromotive force by the direct and usually irreversible conversion of chemical energy into electrical energy. It cannot be recharged efficiently by an electric current
    Also called: voltaic cell
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