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发生雷暴

发生雷暴

发生雷暴

发生雷暴

1

Lightning has several forms. Forked , or chain , lightning is the crooked lightning, which is zigzagging across the sky in any thunderstorm.

闪电有几种形式。叉状闪电，或称链状闪电，是发生雷暴时，呈之字形走向的弯曲闪电。

2

By the statistic of related departments , thunderstorms happen averagely 2000 times all over the world every minute .

据有关部门统计，全世界平均每分钟发生雷暴 2000 次。

3

If you are caught outdoors in a thunderstorm , you have to stay far away from trees because they attract lightning .

如果发生雷暴时，你在户外，你得远离树木，因为树木要吸引闪电。

4

Mean Number of Days with Thunderstorm

发生雷暴的平均日数

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