聚乙烯醇

jùyǐxīchún

noun

Meanings

1 polyvinyl alcohol
2 PVA

Characters

to aggregate; poly-

2nd heavenly stem (= C2)

Examples

HSK 6

白胶水的主要成分是聚乙烯醇。

Bái jiāoshuǐ de zhǔyào chéngfèn shì jùyǐxīchún.

The main ingredient of white glue is polyvinyl alcohol.

HSK 7-9

聚乙烯醇薄膜可以在水里溶解。

Jùyǐxīchún bómó kěyǐ zài shuǐ lǐ róngjiě.

Polyvinyl alcohol film can dissolve in water.

Tips

memory

聚 'poly-' + 乙烯 'ethylene' (two-carbon alkene) + 醇 'alcohol (-ol)' = 'poly-ethylene-ol'. Chinese polymer names are fully compositional - once you know 聚 = poly, the rest is the monomer name.

Stroke Order

聚 jù

乙 yǐ

烯 xī

醇 chún