乌云
How to Say
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How to Write
Meaning: dark cloud
How to Understand
乌云
乌云 (wū yún) refers to a dark or heavy cloud, typically associated with rain or stormy weather. It is distinct from general cloud terms like 云 (yún), which can mean any type of cloud, and often carries a more ominous or dramatic connotation.
The character 乌 (wū) means 'black' or 'dark,' while 云 (yún) means 'cloud.' Together, they form a compound that literally translates to 'dark cloud,' emphasizing the color and density of the cloud.
In daily use, 乌云 is commonly seen in weather reports, literature, and poetry to describe approaching bad weather. Culturally, it may also symbolize trouble or a negative mood, as in idioms or metaphors.
Example Sentences
天边出现了乌云，预示着即将下雨。
Dark clouds appeared on the horizon, indicating that rain was coming.
乌云密布，整个天空变得阴沉起来。
Dark clouds gathered, making the entire sky look gloomy.