Of an electric device or appliance: working without a flex or cord; battery-powered.
单词 | θ76851 |
释义 | the world > matter > physics > electromagnetic radiation > electricity > galvanism, voltaism > voltaic or galvanic battery > [adjective] > powered by a battery (3) cordless1906 Of an electric device or appliance: working without a flex or cord; battery-powered. battery-operated1930 battery-powered1957 |
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