| 释义 |
mainsmeInzpl nBr The mains is the system of pipes or wires which carry water or electricity into a house, or the pipes which carry SEWAGE (= waste water and human waste) away from a house.（水，电，下水道）主要管道，总管，管道系统The house isn't on the mains.这所房子（管道系统）尚未接上总管。They bought a house with no mains supply.他们买了一套没有管道设施的房子。They have been lacking mains electricity for three weeks now.他们至今已断电三周。The mains is also the place at which outside pipes or wires carrying water, electricity, etc. connect with the system inside a house or building.房屋内外管道相接处，总阀门Switch off the electricity at the mains before starting work.工作前先关闭总电源。
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