He had the idea of scanning the image one line at a time through magnetic electrons.
He had the idea of scanning the image one line at a time through magnetic electrons.
他得到主意，可以透过电磁波一条一线的来扫瞄图像。
He had the idea of scanning the image one line at a time through magnetic electrons.
他得到主意，可以透过电磁波一条一线的来扫瞄图像。