lightning conductor造句
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.
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.
But the
lightning conductor can work permanently.
而这种避雷器,可永久使用.