This wire inside an electric lamp is not made of copper but it is made of tungsten.

电灯里面的电线不是铜丝而是钨丝。

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The only attachment of the lamp to the ceiling is a thin wire.

只有一根细电线连接着花板和这盏灯。

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To ensure uniform distribution of light, wire joints to be firm, and LED lamp to be reinforced with silica gel to prevent falling off.

要确保灯分布均匀，线接头要牢固，且LED灯要用硅胶加固，防止脱落。

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You turn on your lamp, it happens pretty fast because current can flow very quickly through wire or through a charged - a solution of ions.

你打开灯 灯马上就亮了,电流可以迅速通过,电线或者带电荷的--电解质的溶液

耶鲁公开课 - 生物医学工程探索课程节选

They were climbing lamp posts, sitting on barbed-wire fences, standing on the roofs of cars and buses and some not fussed about getting a baton around the kneecaps by the police.

BBC: Cricket World Cup: Andrew White column