海南岛没有发现正地闪，甘肃地区有正地闪。

Positive cloud-to-ground flashes were not found in Hainan island, but we have a few cases in Gansu area.

youdao

海南岛没有发现正地闪，甘肃地区有正地闪。

Positive cloud-to-ground flashes were not found in Hainan island, but we have a few cases in Gansu area.

youdao