dioxide
🇺🇸
/daɪˈɑːksaɪd/
🇬🇧
/daɪˈɒksaɪd/
a chemical made of two oxygen atoms and one atom of another element
Plants absorb carbon dioxide from the air during photosynthesis.
植物在光合作用过程中从空气中吸收二氧化碳。