这种物质的分子是许多长丝状的纤维。
The molecules of this substance are long string like fibers.
上两句均可译为：我们确信所有物质的分子都在运动中。
通过读取引爆后返回的信号，机器可以识别信号里所包含物质的分子结构。
By reading the returning signals, the machines can identify the molecular structure of the materials it contains.
这种物质的分子结构致密但分布松散，一般情况下和液体一样，且能够流动。
The molecules in such liquids are closely packed, but loosely arranged. The result behaves like a liquid in normal conditions, and is able to flow.
分子量：物质的分子质量，依据的事实是1莫耳的碳-12的质量是12克。
Molecular weight: Mass of a molecule of a substance, Based on 12 as the atomic weight of carbon-12.
化学便在非生命物质的分子和组成活体组织的高度复杂的分子结构系统间架起一座桥梁。
Chemistry provides the bridge between the molecules of inanimate matter and the highly complex molecular architectures and systems which make up living organisms.
聚合物：类似塑胶的人造或天然物体。由许多简单而属于同一种物质的分子，通过化学结合而形成，并具有较高的相对分了质量。
Polymer: Natural or synthetic plastic-like substances having molecule in a high relative molecular mass formed by the chemical linking of many simple molecules, of the same substance.
因此，我们的身体不断地把旧物质替换成新的，就像一个喷泉，或多或少地保持着它的形式和运动，但其中的水分子总是不同的。
Thus our bodies continuously exchange old substance for new, just like a spring which more or less maintains its form and movement, but in which the water molecules are always different.
各种物质，不论它是什么，都是由一些称为分子的很小的粒子构成的。
Every substance, no matter what it is, is composed of very small particles called molecules.
同质物质是由许多相同的产物或分子组成的物质。
A homomeric substance is one which is made out of any number of identical products or molecules.
当这种物质进入到人体，所发生的反应就会受这种合成分子的控制。
When the substance enters the human body, it forces a reaction which the hybrid molecule itself controls.
在物质的原子，分子理论，和其他理论之前。
Before the atomic theory of matter, and molecules, and so forth was well worked out.
她立即运用一种叫做分子拷贝的技术复制了足量dna物质，用于进一步分析。
She then replicated this through a process known as molecular copying to provide enough material for analysis.
在每一个这样的地方，你都可以发现分子的微观世界，它们会直接影响你所见物质的外观、气味、触感和声音。
In each one of these places you will find a microcosm of molecules which directly impact the look, smell, touch, and sound of everything that you see.
自由基是一种能破坏身体细胞的分子物质，其最主要的来源就是糖。
Free radicals are molecules that destroy body cells. A major source is thought to be sugar.
就这样，这种“后向激光”有可能提供一种对污染物质以及环境中其它分子的测量，而这种测量很难或不可能用通常的激光系统进行和研究。
As such, this "backward laser" could potentially provide measurements of pollutants and other molecules in environments that would be hard or impossible to study with conventional laser systems.
在学校，你可能学过像木头，玻璃以及水这样的物质是由原子聚集而成的，从而形成分子。
In school, you probably learned that materials like wood, glass, and water are made of atoms that stick together to make molecules.
它激活物质的内部化学构造，使它们的分子震动，然后碰撞在一起。
It roils the chemical innards of things, exciting their molecules to vibrate and crash into each other.
我们有两种物质反应生成另外的物质，或双分子的物质，等等。
And we have two species reacting to form another species, or bimolecular stuff, et cetera.
罗伯逊：氧化应激是一种由化学反应或我们摄取的东西——即被我们身体吸收的物质——造成的毒性分子堆积。
Robertson: Oxidative stress is an accumulation of molecules that comes about because of chemical reactions, or stuff we ingest, things that get in our body.
热水会打断谷物中淀粉的分子链，将其裂解为一种类似糖的物质，称为麦芽汁。然后经过稀释、煮沸之后，麦芽汁被转移到一个酿造箱中。
The hot water will break down the starch in the grain, turning it into a sugary substance called wort, which is then diluted, boiled, and transferred to a fermentation tank.
物质是构成世界的根本，就算是我们的大脑结构也是物质构成的，现在科技已经可以深入到分子原子层面了，解决了物质的构成问题。
Materials are the basis for this world, even our brain is made up of materials. The technology today has gone deep into the level of molecues and atoms, solving the problem of material structure.
这个过程形成的炽热气泡结构恰好可以抵御周围分子云中密度更高物质的压力。
The process blasted out material to form the bubble structure of glowing gas against denser material in a surrounding molecular cloud.
最初的证据可能是间接的——比如说，类似氧气、臭氧、甲烷和水这类物质有趣的分子的光谱条形密码——为日后可供选择的其他解释留有余地。
The evidence may be circumstantial at first — say, spectral bar codes of interesting molecules like oxygen, ozone, methane and water — and leave room for alternative interpretations.
物质是由叫做分子的微粒组成的。
问题是，抗体能够识别出较大的分子，比如以蛋白质形式表现出来的，像细菌，病毒，或者别的感染物质。
The problem is that the molecules antibodies recognise and react to are the big ones, such as proteins, that are characteristic of bacteria, viruses and other infectious agents.
问题是，抗体能够识别出较大的分子，比如以蛋白质形式表现出来的，像细菌，病毒，或者别的感染物质。
The problem is that the molecules antibodies recognise and react to are the big ones, such as proteins, that are characteristic of bacteria, viruses and other infectious agents.
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