Noviro
云层
Simplified 云层
Traditional 雲層
Pinyin yún céng
Definition the clouds; cloud layer; cloud bank
云层很低，快下雨了
yún céng hěn dī, kuài xià yǔ le
The cloud layer is low, it's going to rain soon
You might also see
层
céng
to pile on top of one another; layer; stratum; floor (of a building); story; (math.) sheaf; classifier for layers
HSK2
层次
céng cì
layer; level; gradation; arrangement of ideas; (a person's) standing
HSK5
高层
gāo céng
high-rise; high level; high class
HSK6
层面
céng miàn
aspect; facet; level (political, psychological, spiritual etc.); (geology) bedding plane
HSK6
上层
shàng céng
upper layer
楼层
lóu céng
floor; story (of a building)
底层
dǐ céng
ground floor; first floor; lowest level; lowest rung (of society etc.)
顶层
dǐng céng
top floor; the top of a building