machine powered by rechargeable battery中文什么意思

n.用可再充电电池供电的计算机

• machine-powered by rechargeable battery:    用可再充电电池供电的计算机
• battery-powered machine:    电池电源计算器; 电池供电计算器
• machine-powered by disposable battery:    用更换电池供电的计算机