The ground wire in the house is connected to the neutral wire.

这所房子里的地线接在了零线上。

《柯林斯英汉双解大词典》

The ground-floor windows are obscured by wire mesh.

底楼的窗户被铁丝网罩着。

《柯林斯英汉双解大词典》

Think of the ionosphere and the ground as the terminals on the battery and you put a wire between those two terminals and current flows, and literally you get a spark.

把电离层和地面想象成电池的两极。 用一根导线连接这两极的话，电流就会流动，然后就会产生火花。

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That wire can ground a contact on the circuit board behind the light that triggers a function intended to allow the door to be opened with a remote button, bypassing all its security measures.

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Fox the wire to the ground and then you can climb the wire as an elevator does inside a building.

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That is, people actually digging up copper wire from the ground, stealing it, and selling it for scrap.

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