进入秋季，北方冷空气不断侵入，但势力不是很强，常在我国北方形成秋高气爽的天气，华西常有绵绵秋雨出现。

Enter into the cold northern autumn, constantly, but not very often in power, and in the north of west China, forming the continuous rain have appeared.

youdao

进入秋季，北方冷空气不断侵入，但势力不是很强，常在我国北方形成秋高气爽的天气，华西常有绵绵秋雨出现。

Enter into the cold northern autumn, constantly, but not very often in power, and in the north of west China, forming the continuous rain have appeared.

youdao