(noun.) the process whereby water particles become visible in the sky.
安托万整理
双语例句
I noticed that the sky was clouding over fast, as I followed them to the house. 威尔基·柯林斯.月亮宝石.
He informed me then, that for some time he had fancied the obscurity clouding one eye was becoming less dense; and that now he was sure of it. 夏洛蒂·勃朗特.简·爱.
It is cold outside, the girl said, her cheek close to Robert Jordan's, watching what was happening in the cup where the liquor was clouding. 欧内斯特·海明威.丧钟为谁而鸣.
It was clouding over outside and the lake was darkening. 欧内斯特·海明威.永别了,武器.