Probably, however, Franklin is most famous today for his inventions lightning conductor.

但今天最使他出名的或许是他的发明.

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A lightning conductor protects a building from damage by lightning.

避雷针可保护建筑物不受雷击的破坏.

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But the lightning conductor can work permanently.

而这种避雷器,可永久使用.

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He did invent lightning conductor.

他的确发明了避雷针.

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However, he did invent the lightning conductor.

但无论如何, 本杰明发明了避雷针.

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What is the shape of a lightning conductor?

为什么避雷针放置的建筑物顶部?

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It appeared, at first sight, to be a lightning conductor, mounted on insulator through the roof.

一眼看去, 它似乎是一根避雷针, 安装在穿过屋顶的绝缘体上.

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