知道俄国有多大吗？还炸平？北半球大气环流自西向东，辐射尘很快就飘到北美了。

来源: 天青水蓝于 2025-08-04 17:10:08 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.