劍橋詞典operated by the type of energy stated （以某種類型的能量）運行 a battery-powered radio 用電池的收音機(jī) nuclear-powered submarines 核動力潛艇 My calculator doesn't need batteries because it's solar -powered (= it obtains its energy from the sun ). 我的計算器不需要電池，因為它使用太陽能。 返回 -powered