乌云

Traditional form:

烏雲

Pinyin (reading):

wūyún

Definitions:

• black cloud

Characters:

• 乌 - crow, rook, raven; black, dark
• 云 - cloud; to say, to speak

Traditional characters:

• 烏 - crow, rook, raven; black, dark
• 雲 - cloud; to say, to speak