石墨烯是一种只有单原子厚度的碳原子平面层——碳原子按蜂窝状晶格排列。
Graphene is a flat sheet of carbon just one atom thick—with the carbon atoms arranged in a honeycomb lattice.
石墨烯最早在2004年诞生于一个实验室，本质上是一层由纯碳原子组成的蜂窝状晶格层，薄到竟被认为是二维物质。
First produced in a lab back in 2004, graphene is essentially a single layer of pure carbon atoms bonded together in a honeycomb lattice so thin it's actually considered two-dimensional.
景天庚酮糖是由七个碳原子构成的酮糖。
糖苷，是糖或糖的衍生物与另一类非糖物质通过糖的端基碳原子链接而成的化合物。
Glycosides are certain molecules in which a sugar part bound to some other part through its anomeric carbon to another group.
纳米管是由碳原子拉长的空心圆筒。
The nanotubes are elongated, hollow cylinders of carbon atoms.
碳原子的先驱者分享了诺贝尔奖。
碳原子的大小以其范德华半径为基础。
The size of the carbon atom is based on its van der Waals radius.
氢原子被踢出来，碳原子之间相互结合。
The hydrogen atoms get kicked out, and carbon atoms form bonds with other carbon atoms.
这样每个碳原子只剩下一个杂化轨道。
So that leaves each carbon with only one hybrid orbital left.
但是每个丁醇分子有四个碳原子，而乙醇是两个。
Butanol, however, has four carbon atoms in its molecules, whereas ethanol has two.
这些链状或环状的碳原子被氢原子包围。
These are chains or rings of carbons atoms surrounded by hydrogen atoms.
塑料中的碳原子呈饱和态，与两个氢原子相结合。
The carbon atoms in the plastic are saturated, having bonded with two hydrogen atoms.
把碳原子排列得非常整齐，而形成晶体结构的钻石。
The carbon atoms then neatly arranged themselves into the crystalline structure of a diamond.
好的，是，第二个碳原子也是2sp3。
sp3 PROFESSOR: OK, so it's 2 s p 3, and our second carbon is also 2 s p 3.
加热后，氢气会燃烧，剩下的碳原子会自动排列成管状。
When heated, the hydrogen burns away and the carbon atoms arrange themselves into tubes.
正如其表面意思一样，碳纳米管即由碳原子组成的微管。
A carbon nanotube is, as its name suggests, a tiny cylinder of carbon atoms.
甲基是有机化学的基本单位：一个碳原子连接三个氢原子。
A methyl group is a basic unit in organic chemistry: one carbon atom attached to three hydrogen atoms.
石墨是黑色零散的，包含一层组织成六边形栅格的碳原子层。
Graphite, which is black in bulk, consists of layers of carbon atoms arranged in a hexagonal grid.
在此之前，2维碳原子片一直被认为是不稳定的。
Previously, two-dimensional carbon sheets weren't thought to be stable.
碳结构的强度来源于碳原子(想想金刚石)间强大的化学键。
The strength comes from the powerful chemical bonds that form between carbon atoms (think diamond).
两个分子上的碳原子非常接近，相互联接，形成新的化合物。
Carbon atoms on the two molecules, now in close proximity, bond to each other, forming a new compound.
这些孤对电子相互作用，改变了碳原子的化学性质。
The lone-pair interactions change the chemical characteristics of the carbon.
研究者们已经找到了一种从碳原子构成的小圆筒中产生电力的方法。
Researchers have found a way to produce large amounts of electricity from tiny cylinders made from carbon atoms.
这是一种仅由碳原子组成的圆柱体，其中一个特性就是具有很好的导电性。
This is a cylinder composed solely of carbon atoms, and one of its properties is good electrical conductivity. In effect, nanotubes act as wires a few billionths of a metre in diameter.
当你用铅笔在纸上划写的时候，这些碳原子薄层裂开并留在纸上。
When you trace a pencil on a piece of paper, these layers are cleaved, leaving thin layers of these carbon sheets.
对健康最有益的是不饱和脂肪，这种脂肪的分子中氢原子没有将碳原子完全包围。
The best type of fat to consume for good health is unsaturated fats, which include fat molecules that do not have all of their carbon atoms bonded to hydrogen atoms.
一种是黑的，另一种是透明的，但是它们都是由同样的碳原子组成，具有同样的电子啊。
One is black and the other is transparent, yet they're both made up of the same carbon atoms with the same electrons.
现在，乌克兰物理学家又向前前进了一步，他们成功地拍下了单个碳原子的电子云图片。
Ukrainian physicists have gone one step further and managed to take a picture of a single Carbon atom's electron cloud.
富勒烯通常成为巴克球，是一种由60个碳原子以单键和双键相连组成的足球形碳单质。
Buckyballs, as they became known colloquially, are football-shaped molecules made of 60 carbon atoms linked by single and double bonds.
富勒烯通常成为巴克球，是一种由60个碳原子以单键和双键相连组成的足球形碳单质。
Buckyballs, as they became known colloquially, are football-shaped molecules made of 60 carbon atoms linked by single and double bonds.
应用推荐