-powered
suffix uk/ -paʊ.əd/ us/ -paʊ.ɚd/
（以某种类型的能量）运行
operated by the type of energy stated
a battery-powered radio 用电池的收音机
nuclear-powered submarines 核动力潜艇
My calculator doesn't need batteries because it's solar-powered (= it obtains its energy from the sun). 我的计算器不需要电池，因为它使用太阳能。