noun 下载 🔗分享 欧姆表,电阻计 A portable device for measuring relatively small values of electrical resistance. Examples : "The electrician used an ohmmeter to check if the heating element in the oven was broken. " 电工用欧姆表检查烤箱里的加热元件是否断路了。 electronics device machine electric technology science 与AI对话词汇游戏阅读练习