| 单词 | battery-powered | 
| 释义 | > as lemmasbattery-powered   battery-powered adj. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > galvanism, voltaism > voltaic or galvanic battery > 			[adjective]		 > powered by a battery cordless1906 battery-operated1930 battery-powered1957 1957    BBC Handbk. 52  				Small self-contained battery-powered tape recorders. < as lemmas | 
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