Correct

沙尘

/ shāchén / 
Strokes

Definition

airborne sand and dust

Example

As a Noun

dust and sand; yellow dust

1
Shāchén
沙尘
fēiyáng
飞扬
  
。

A cloud of dust filled the air.

2
Yī
一
hòu
厚
céng
层
shāchén
沙尘

a very thick layer of dust