carbon 是什么意思

音标：[ 'kɑ:bən ]

名词复数:carbons

中文翻译与英英解释

	n. 1.【化学】碳。 2.【电学】碳精棒[片、粉]；碳精电极。 3.(一张)复写纸。 4.复写的副本。短语和例子 a carbon of a letter 一封信的副本。

	a copy made with carbon paper 同义词：carbon copy,
	an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organic compounds 同义词：C, atomic number 6,
	a thin paper coated on one side with a dark waxy substance (often containing carbon); used to transfer characters from the original to an under sheet of paper 同义词：carbon paper,

Carbon (from "coal") is the chemical element with symbol C and atomic number 6. As a member of group 14 on the periodic table, it is nonmetallic and tetravalent?making four electrons available to form covalent chemical bonds.

例句与用法

	1.	Wood charcoal contains up to 98% carbon . 木炭含有相当于98的碳。
	2.	She typed an original and two carbons . 她用打字机打出了原件及两份副本。
	3.	Diamond is a third form of solid carbon . 金刚石则是第三种形式的固态碳。
	4.	The carbon dioxide is expelled by the lungs . 二氧化碳由肺排出。
	5.	On hydrolysis carbon dioxide is evolved . 水解时，放出二氧化碳。
	6.	Such a carbon is designated as a chiral carbon . 这样的碳原子称为手性碳。
	7.	The residue is progressively enriched in carbon . 残留部分愈来愈富含碳质。
	8.	Every carbon atom has four bonds . 每个碳原子的价键为四。
	9.	She is a carbon copy of her sister . 她跟她姐姐一模一样。
	10.	We have made no reference to asymmetric carbon atoms . 我们未曾涉及不对称碳原子。

carbon是什么意思

carbon 是什么意思

中文翻译与英英解释

例句与用法