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爱迪生是个大发明家。他的大脑不断地思考着,寻找着,一辈子有过上千种发明。在他发明的高峰期,几乎三天二日就有一次发明。
Edison is a big inventor. His brain constantly pondered, looking for, had thousands of inventions throughout his life. At the peak of his invention, there was an invention on almost three days and two days.