1. 避雷针：当然,闪电在科学上,是个超高能量的释放(release)现象,要预防雷击,最好还是建筑物装避雷针(lightning conductor),且避免在闪电的天气做户外或水上活动哦!

2. 接地极：lighting market,agorae,mart,agora,bazaar,marketer,marketeer 灯饰市场 | lightning conductor 接地极 | ligthing paraphernalia 照明器具

3. 避雷器：lightning arrester 避雷装置 | lightning conductor 避雷器 | lightning current 雷电流

4. 避雷装置：lightning bug 萤火虫 | lightning conductor 避雷装置 | lightning rod 避雷针

1. 避雷针
A lightning conductor is a long thin piece of metal on top of a building that attracts lightning and allows it to reach the ground safely.

noun

1. a metallic conductor that is attached to a high point and leads to the ground
protects the building from destruction by lightning

Synonym: lightning rod