Correct

烟尘

/ yānchén /
Strokes

Definition

smoke and dust/air pollution

Example

As a Noun

smoke and dust

1
Yānchén
烟尘
màn
弥漫

be enveloped in smoke and dust

2
Xiāochú
消除
yānchén
烟尘

remove smoke

3
Fàngchū
放出
yānchén
烟尘

emit smoke; pour forth/out/off smoke

As a Noun

flames of war

4
yānchén
烟尘
zhī
huò

be free from war

As a Noun

densely-populated area