| 词汇 | mains |
| 释义 | mainsphrase[ plural ]UK the system of pipes or wires that carry water or electricity into a house, or the pipes that carry sewage away from a house: （输送水、电的）管道系统;下水道系统 The house isn't on the mains.这座房子尚未接上管道系统。 They bought a house with no mains supply.他们买了一套没有通水电的房子。 mains electricity供电系统的电力 Not all the houses in the village are connected to the water mains. There are many miles of sewage mains that are so old they are beginning to fail. See also mainnoun(PIPE) the mainsphraseUK the place at which outside pipes or wires carrying water, electricity, etc. connect with the system inside a house or building: 内外管道相接处;总阀门;总电源 Switch off the electricity at the mains before starting work.工作前要先关闭总电源。 I struggled to find the mains switch. Make sure you have turned the water off at the mains. The mains tap is located under the sink. Turn the electricity back on at the mains. See also mainnoun(PIPE) |
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