mains

　暢通辭彙　

英 [meɪnz] 　　美 [meɪnz] 　　

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名词main..

new

mains的英文翻譯是什麼意思，詞典釋義與在線翻譯：

名詞 main:

any very large body of (salt) water
a principal pipe in a system that distributes water or gas or electricity or that collects sewage

In electronics, undesirable low frequency currents interfering with a desired signal, and usually caused by a poorly screened alternating mains supply.
在電子學領域，一種不希望發生的低頻電流，它干擾所要求的信號。通常這種現象是由於交流供電線路屏蔽不良引起的。
My new house is not yet connected to the mains.
我的新房子還沒接上水、電、煤氣呢。
I turned the gas off at the mains before I went out.
我出門之前，把煤氣的總閥關掉了。
The electricity supply has been cut off/disconnected at the mains.
電力供應已在電源處截斷。

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