二醇

èrchún

noun

Meanings

1 glycol
2 diol (organic chemistry)

Characters

Examples

乙二醇是常用的防冻剂。

Yǐ'èrchún shì chángyòng de fángdòngjì.

Ethylene glycol is a common antifreeze.

丙二醇广泛用于化妆品和食品。

Bǐng'èrchún guǎngfàn yòng yú huàzhuāngpǐn hé shípǐn.

Propylene glycol is widely used in cosmetics and food.

Tips

memory

二 (èr — 'two') + 醇 (chún — 'alcohol') = 'di-ol' literally. The naming mirrors English chemistry: 乙二醇 = ethyl + di + ol = ethylene glycol.

Stroke Order

二 èr

醇 chún