聚乙烯醇

jùyǐxīchún

noun

Meanings

1 polyvinyl alcohol
2 PVA

Characters

to aggregate; poly-

2nd heavenly stem (= C2)

Examples

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.

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