二氧化碳

èryǎnghuàtàn
noun HSK 7 #11,813

Meanings

  1. 1 carbon dioxide
  2. 2 CO2

Examples

Zhíwù xīshōu èryǎnghuàtàn, shìfàng yǎngqì.
Plants absorb carbon dioxide and release oxygen.
Jiǎnshǎo èryǎnghuàtàn páifàng shì quánqiú mùbiāo.
Reducing carbon dioxide emissions is a global goal.

Tips

memory
(two) + (oxygen) + (-ize) + (carbon) = carbon with two oxygens = CO2. The Chinese name literally describes the chemical formula.

Stroke Order

èr
yǎng
huà
tàn