dioxide

B1 CET-4 高中 FREQ #12726

n. 二氧化物 [医] 二氧化物

发音

UK /daɪˈɒksaɪd/
CA /daɪˈɑksaɪd/
US /daɪˈɑksaɪd/
CA /daɪˈɒksaɪd/
US /daɪˈɒksaɪd/
AU /dɑeˈɔksɑed/
NZ /daɪˈɒksaɪd/
NZ /dɑe̯ˈɔ̟ksɑe̯d/
其它 /ˈdaɪɔksaɪd/

词形变化

dioxides 复数 dioxides

别名

binoxide dioxid dinoxide

教材释义与例句

名词

二氧化物

a chemical compound that contains two atoms of oxygen and one atom of another chemical element

How much carbon dioxide you save, if any, depends on how far you live from work and how you get there, among other things.

如果真有的话,你可以节约多少二氧化碳? 它取决于你住得有多远还是你如何完成目标抑或其他因素?

Studying the light in each image could also reveal physical characteristics, such as the presence of water or carbon dioxide.

研究每个行星图像中的光线同样可以揭示物理特性,如是否存在水或二氧化碳。

And then we have gas cooled reactors which can use supercritical carbon dioxide or helium.

然后我们有气体冷却反应堆,那能使用超临界二氧化碳或者氦。

释义与例句

n. B1
  1. 1.

    Any oxide containing two oxygen atoms in each molecule.

    二氧化物

    可数 不可数 化学

词汇关系

相关短语

词源

Etymology tree Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- Proto-Indo-European *h₂eḱ-der.? Ancient Greek ὀξύς (oxús) Proto-Indo-European *ǵenh₁- Proto-Indo-European *-os Proto-Indo-European *ǵénh₁os Proto-Hellenic *génos Ancient Greek γένος (génos) French oxygène Proto-Indo-European *h₂eḱ-der. Latin aceō Proto-Indo-European *dʰeh₁-der. Latin -idus Latin acidusbor. French acide blend French oxidebor. English oxide English dioxide From di- + oxide.

来源:wiktionary