飘尘

飄塵

piāochén

noun

Meanings

1 airborne particulate matter
2 floating dust
3 atmospheric particles

Characters

to float; to drift

Examples

HSK 4

城市空气中含有大量飘尘。

Chéngshì kōngqì zhōng hányǒu dàliàng piāochén.

Urban air contains large amounts of floating dust.

HSK 7-9

口罩可以过滤一部分飘尘。

Kǒuzhào kěyǐ guòlǜ yībùfèn piāochén.

Masks can filter out some airborne particulates.

Tips

usage

Environmental science term - refers to particles small enough to stay suspended in air (typically < 10 μm, similar to PM10). In casual speech most people just say 灰尘 (huīchén, 'dust'). 飘尘 is the precise word in pollution and air-quality reporting.

Stroke Order

飘 piāo

尘 chén