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electric main

/ɪˈlɛktrɪk meɪn/

翻译: 从变电站或配电点向建筑物、区域或系统供电的主电缆或导线。

1 个条目

phrase

/ɪˈlɛktrɪk meɪn/C1formaltechnical
  • zh从变电站或配电点向建筑物、区域或系统供电的主电缆或导线。

A main electrical cable or conductor that supplies power from a substation or distribution point to a building, area, or system.

  1. Primary power supply lineB2formal

    The main cable or wire that supplies electricity from the grid to a building or area.

    zh主电源线

    • The electric main was damaged during the storm, causing a blackout.
    • Technicians are repairing the electric main on the street.
    • Always turn off the electric main before doing any wiring work.