不同的元素结合在一起可以生成新的物质。
就物理变化来说，不会产生新的物质。
In the case of a physical change, no news substance is formed.
就物理变化来说，没有新的物质产生。
In the case of a physical change no new substance is formed.
就物理变化来说，不会产生新的物质。
In the case of a physical change no new substance is formed.
那位知识分子上个月发表了一个新的物质论。
化学是研究物质如何相互作用而生成新的物质。
Chemistry is the study of how substances act on each other to produce new substances.
这就是正和负碰撞毁坏物质而重新创造新的物质。
It is the place where positive and negative collide to destroy matter and recreate new.
每当发生化学变化时，就有一种新的物质生成。
Whenever a chemical change takes place , There is a new substance formed .
我们得出这样的结论：两种物质化合而形成新的物质。
We conclude that the two substances have combined to form the new material.
在物理变化过程中，分子保持不变，没有新的物质生成。
In a physical change the molecules remain the same, no new substance being found.
发现一颗新的行星和在地球上找到一种新的物质，是同样了不起的收获。
Finding a new planet and finding a new material on earth is a great harvest.
例如，由于有新的物质注入二者之间的海底，非洲和南美洲距离越来越远。
Africa and South America, for example, are moving away from each other as new material is injected into the sea floor between them.
建造“超级对撞机”的基本动机之一就是试图在实验室中产生这种新的物质。
One of the primary motivations for building "supercolliders" is to try to produce this matter in the laboratory.
大陆的漂移是这样的，新的物质从地心升起，凝固，推动地球的各部分彼此远离。
The continents move as new material from the center of the Earth rises, hardens and pushes older pieces of the Earth away from each other.
《先进材料》报道指出，这种新的物质制成的电极能够供应持续一段时间的电流，这些电流可以加以利用。
They report, in Advanced Materials, that they were able to sustain a usable current.
这实验非常有趣，微珠在水中飘游时，好像没有新的物质产生，有人问道：“接下去这些珠子又会怎么样呢？”
This was interesting but, as the beads floated around in water with no obvious way to turn them into a product, people asked: What could be done with them?
RHIC和LHC上的相对论性重离子实验的一个主要目标就是寻找这种新的物质形态—夸克胶子等离子体。
One of main objects of ultra-relativistic heavy ion collisions experiments at RHIC and LHC is to discover this kind of new state of matter-quark gluon plasma.
在一些反应中颜色会发生变化，它表明产生了新的物质，例如，绿色的碳酸铜在加热时会分解为黑色的氧化铜和二氧化碳气体。
In several reactions a colour change indicates the formation of new products. For example, green copper carbonate reacts, when heated, to form black copper oxide and carbon dioxide gas.
固体“类流态”是固体表面及其内部存在的一种类似于流体的状态，是一种除气、液、固、液晶之外的一种新的物质存在状态。
Solid quasi-fluid state, which is similar to liquid and exists in surface and interior of solid, is one new kind of state besides gas, liquid and solid state.
跟现在正在使用的止血方法不同，这种新的物质可以在潮湿的环境中使用。而且也不象其他的一些试剂，它不会诱发动物产生免疫反应。
Unlike some methods now used for hemostasis, the new materials can be used in a wet environment. And unlike some other agents, it does not induce an immune response in the animals being treated.
这个过程被称为“置换”，因为溶液溶解了原来的物质，并用等量的新物质取而代之。
This process is termed "replacement" because solutions have dissolved the original material and replaced it with an equal volume of the new substance.
岩石物质从地球内部的裂缝处向上流动，迫使海底向两边分开，为新的岩石物质腾出空间。
The rock material flows up from Earth's interior here, at the split, which forces the two sides of the ocean floor to spread apart, to make room for the new rock material.
此外，还有其他移民为了寻找新的家园、物质上的成功和更好的生活而移居西部。
In addition, there were other immigrants who migrated west in search of new homes, material success, and better lives.
中国的新食品法规定了食品召回制度，如果食物质量不达标，生产商必须停止生产。
China's New Food Act provides for a food recall system where producers have to stop production if their food isn't up to standards.
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.
这种新的化学物质还会造成神经损伤。
种子有一层外壳，包裹着新植物的遗传物质，外壳内部是集中的营养供应。
The seed has an outer coating that surrounds the genetic material of the new plant, and inside this covering is a concentrated supply of nutrients.
不同的原料由不同的化学物质构成，当你把它们放在一起加热烹煮时，其中的化学物质会变成新的化学物质，不同的成分会产生新的东西。
Your different ingredients are made of different chemicals, and when you put them together and make them hot and cook them, the chemicals change into new chemicals and the different ingredients make something new.
有趣的是，当我们的大脑得到新信息时，它会释放一种与快乐相关的化学物质，使得寻找信息成为像进食一样的另一种惬意活动。
An interesting thing is that our brain will release a pleasure-related chemical when it has been given new information, making seeking information much like eating—another pleasant activity.
有趣的是，当我们的大脑得到新信息时，它会释放一种与快乐相关的化学物质，使得寻找信息成为像进食一样的另一种惬意活动。
An interesting thing is that our brain will release a pleasure-related chemical when it has been given new information, making seeking information much like eating—another pleasant activity.
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