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二氧化碳

èryǎnghuàtàn
noun HSK 7-9 #11,813

Meanings

  1. 1 carbon dioxide
  2. 2 CO2

Characters

二
èr
two
氧
yǎng
oxygen
化
huà
-ize; compound of
碳
tàn
carbon

Examples

植物吸收二氧化碳,释放氧气。
Zhíwù xīshōu èryǎnghuàtàn, shìfàng yǎngqì.
Plants absorb carbon dioxide and release oxygen.
减少二氧化碳排放是全球目标。
Jiǎnshǎo èryǎnghuàtàn páifàng shì quánqiú mùbiāo.
Reducing carbon dioxide emissions is a global goal.

Tips

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

Stroke Order

二 èr
氧 yǎng
化 huà
碳 tàn

Related Words

二氧化碳隔离 èryǎnghuàtàn gélí
carbon sequestration / carbon dioxide sequestration
一氧化碳 yīyǎnghuàtàn #14,656
carbon monoxide (CO)
二氧化硫 èryǎnghuàliú #45,859
sulfur dioxide (SO₂)
二氧化氮 èryǎnghuàdàn
nitrogen dioxide / NO2
二硫化碳 èrliúhuàtàn
carbon disulfide (CS₂)
氧化 yǎnghuà #11,566
to oxidize / oxidation
碳 tàn HSK 7-9 #7,476
carbon
恶化 èhuà HSK 7-9 #5,714
to worsen / to deteriorate / to aggravate
独一无二 dúyī-wú'èr HSK 7-9 #5,154
one of a kind / unique / unrivaled
化妆 huàzhuāng HSK 7-9 #3,538
to put on makeup / to apply cosmetics
二氧化碳 èryǎnghuàtàn
Meanings Characters Examples Tips Stroke Order Related Words
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