Definition

Examples

• 远处的乌云越来越近了。
  Yuǎnchù de wū yún yuè lái yuè jìn le.
  The dark clouds in the distance are getting closer.
• 乌云遮住了太阳，天暗了下来。
  wū yún zhē zhù le tàiyáng, tiān àn le xiàlái.
  Dark clouds covered the sun, and the sky darkened.
• 看到乌云，他赶紧收起了衣服。
  Kàn dào wū yún, tā gǎnjǐn shōu qǐ le yīfu.
  Seeing the dark clouds, he quickly took in the laundry.