| 单词 | nickel-cadmium accumulator |
| 释义 | nickel-cadmium accumulator (extremely rare) n WORD FAMILY nickel-cadmium accumulator n a rechargeable battery with a nickel cathode and a cadmium anode; often used in emergency systems because of its low discharge rate when not in use Syn|Hyper nicad accumulator, storage battery a voltaic battery that stores electric charge |
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