thick as fog or as clouds
Yunzhiwuji, a Chinese idiom, is y ú nzh ē NGW ù J í in pinyin, which means that it is like a gathering of clouds and mists. It comes from Li Gang of Song Dynasty.
Idiom usage
Used as a predicate or attributive; used in writing
The origin of Idioms
Li Gang of the Song Dynasty wrote in his book "using talents to stimulate the style of scholars": "there are so many talents in the world." Chen Liang of Song Dynasty wrote on the way of Honesty: "therefore, the world's majestic and heroic people, whose voice is responsive, are flourishing."
Idiom explanation
Such as the gathering of transpiration of clouds. There are many descriptions.
thick as fog or as clouds
bring forth the new through the old - tuī chén chū xīn