黄砂 こうさ
kōsa

Noun

1. yellow sand; yellow dust; Asian dust; dust carried on high winds from Mongolia, northern China, and Kazakhstan — explanation

花粉 かふんよりも ちいさな黄砂 こうさをマスクでどれだけ ふせぐことが出来 できるのか?花粉 かふんよりもずっと厄介 やっかい しゃのように おもいます。
kafun'yorimo chiisana kōsao masukude doredake fusegu kotoga dekiru nokakafun'yorimo zutto yakkaishano yōni omoimasu.
Just how well can masks block the, even smaller than pollen, yellow sand dust? I think it much more of a nuisance than pollen.
Noun

2. loess

Related to 黄土
Noun

3. desert

Related to 砂漠
Other forms: