Noviro
乌云
HSK6
Simplified 乌云
Traditional 烏雲
Pinyin wū yún
Definition black cloud
乌云快要来了
Wūyún kuàiyào lái le
Dark clouds are coming soon
You might also see
云
yún
cloud
HSK2
风云
fēng yún
weather; unstable situation
云霄
yún xiāo
(the) skies
云层
yún céng
the clouds; cloud layer; cloud bank
云彩
yún cai
(coll.) cloud
星云
xīng yún
nebula
云梯
yún tī
(military) ladder used for scaling the walls of a fortified place (i.e. for escalading) in ancient times; firefighters' extension ladder; stone steps on a mountain
云雀
yún què
(bird species of China) Eurasian skylark (Alauda arvensis)