noun HSK 4
Traditional 烏雲
yún
dark clouds · black clouds

Meaning

乌云 refers to dark or black clouds in the sky, typically those that bring rain or storms. The word combines 乌 (black/dark) with 云 (cloud). It's commonly used in weather descriptions and also metaphorically to represent impending trouble or a gloomy situation.

Usage

Native speakers use 乌云 both literally for weather descriptions and figuratively to suggest approaching difficulties or a pessimistic outlook. It frequently appears in the collocation 乌云密布 (dark clouds gather densely) to describe overcast skies or troubling circumstances. The word has a somewhat literary or formal tone compared to everyday expressions like 阴天.

Examples

  1. 01
    天空中突然出现了乌云,看来要下雨了。
    Tiānkōng zhōng túrán chūxiàn le yún, kàn lái yào xià le.
    Dark clouds suddenly appeared in the sky; it looks like it's going to rain.
  2. 02
    他心中的乌云终于散去,又恢复了笑容。
    xīn zhōng de yún zhōngyú sàn , yòu huīfù le xiàoróng.
    The dark clouds in his heart finally dispersed, and his smile returned.

Characters

Measure words

  • piàn一片乌云
  • duǒ一朵乌云
  • tuán一团乌云

Common collocations

  • 乌云密布
    yún
    dark clouds gather thickly, overcast
  • 乌云滚滚
    yún gǔn gǔn
    dark clouds rolling
  • 乌云散去
    yún sàn
    dark clouds disperse
  • 一片乌云
    piàn yún
    a patch of dark clouds

Antonyms

Origin

乌 originally depicted a crow (a black bird), and by extension came to mean 'black' or 'dark.' Combined with 云 (cloud), it creates a straightforward descriptive compound for dark storm clouds.

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