Definition: If a machine runs on a supply of power, it uses that power to work. Level: C1
我的笔记本电脑正在用电池供电运行。
My laptop is ___run ___on battery power.
这些新公交车靠电力运行。
The new buses ___run ___on electricity.
大多数现代工厂依靠可再生能源运行，以减少碳足迹。
Most modern factories ___run ___on renewable energy sources to reduce their carbon footprint.
