行動電源

To walk, go, travel, move; to do, perform, capable; behavior, conduct; a line, row; a trade, profession; a business firm; a measure word for rows or lines.

to move or change position; to stir or act; to touch or affect; to use; to start or initiate; to eat; often or usually.

Lightning; electricity; electric; to shock; to call or send a telegram; a romantic attraction; to be reprimanded.

Source; origin; root; spring; headwaters of a river; also used as a surname.