carbon [ˈkɑ:bən]

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单词级别

第4级

基本释义

n.碳元素

英英释义

a simple chemical substance , which exists in its pure form as diamond or graphite, and is an important part of other substances such as coal and oil , as well as being contained in all plants and animals

参考例句

Diamonds are pure carbon. 钻石是纯净的碳。
Carbon is an element, while carbon dioxide is a compound. 碳是一种(化学)元素，而二氧化碳则是一种化合物。

carbon [ˈkɑ:bən]

单词级别

基本释义

英英释义

参考例句

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