n.碳化器
I make a carbon copy of my documents. 我用复写纸复写文件。
Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
She's a carbon copy of her sister. 她跟她姐姐一模一样。
A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
