英汉词典

1. 闪电
    Lightning is the very bright flashes of light in the sky that happen during thunderstorms.

    e.g. One man died when he was struck by lightning...
           一人遭雷击致死。
    e.g. Another flash of lightning lit up the cave.
           又一道闪电照亮了山洞。

2. 闪电似的；极快的
    Lightning describes things that happen very quickly or last for only a short time.

    e.g. Driving today demands lightning reflexes.
           如今开车需要反应极其迅速。