‎mains‎是什么意思_‎mains‎怎么读_‎mains‎的音标

‎mains‎的中文意思:主电源,主要部分

‎mains‎的音标:/meɪnz/(英) /meɪnz/(美)

‎mains‎的用法和例句:

    • The appliance needs to be connected to the mains to function properly.(该设备需要连接到主电源才能正常工作。)

    • Make sure to switch off the mains before performing any electrical work.(在进行任何电气工作之前,请确保关闭主电源。)

    • The mains supply in this area is quite reliable.(该地区的主电源供应相当可靠。)

    • He checked the circuit to ensure there were no issues with the mains.(他检查了电路,以确保主电源没有问题。)

    • The mains voltage in the UK is 230 volts.(英国的主电压为230伏特。)

    • They installed a backup generator in case the mains went down.(他们安装了一个备用发电机,以防主电源中断。)

    • The technician was called to fix a problem with the mains connection.(技师被叫去修理主电源连接的问题。)

    • In case of emergency, you can cut off the mains supply from this switch.(在紧急情况下,您可以通过此开关切断主电源供应。)

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