# 二氧化碳 (èryǎnghuàtàn)

In Mandarin Chinese, 二氧化碳 (èryǎnghuàtàn) means “carbon dioxide”. It is part of the HSK 7–9 vocabulary list in the official HSK 3.0 standard.

- Meaning: carbon dioxide
- Pinyin: èryǎnghuàtàn (er4 yang3 hua4 tan4)
- HSK 3.0 · Level 7–9
- HSK 2.0 · Level 6

## Examples

- 树木可以吸收二氧化碳。
  Shùmù kěyǐ xīshōu èryǎnghuàtàn.
  Trees can absorb carbon dioxide.

## Characters

- [二](https://hanziro.com/word/er-two/) (èr): two
- [氧](https://hanziro.com/word/yang-oxygen/) (yǎng): oxygen
- [化](https://hanziro.com/word/hua-melt/) (huà): to melt; to change into
- [碳](https://hanziro.com/word/tan-carbon/) (tàn): carbon

https://hanziro.com/word/er-yang-hua-tan-carbon-dioxide/

Dictionary data: CC-CEDICT (CC BY-SA 4.0). Audio: audio-cmn (CC BY-SA).