noun 下载 🔗分享 欧姆 In the International System of Units, the derived unit of electrical resistance; the electrical resistance of a device across which a potential difference of one volt causes a current of one ampere. Symbol: Ω Examples : "The resistor in the circuit has a value of 10 ohms. " 这个电路里的电阻器的阻值是10欧姆。 physics electronics energy unit technical device science 与AI对话词汇游戏阅读练习