< p >是在晚上6点钟。突然,我注意到一个奇怪的云在天空。< / p > < p > < a href = " https://i.stack.imgur.com/Pffc5.jpg " rel = " nofollow noreferrer " > < img src = " https://i.stack.imgur.com/Pffc5.jpg " alt = "在这里输入图像描述" > < / > < / p > < p > < a href = " https://i.stack.imgur.com/JzCmB.jpg " rel = " nofollow noreferrer " > < img src = " https://i.stack.imgur.com/JzCmB.jpg " alt = "在这里输入图像描述" > < / > < / p > < p >是自然现象负责创建存在完善的云吗?& What it is? or
Human activities like Climate Change?
or
Just a Coincidence ?