Is just a chemical reaction that compels animals to breed.

不过让动物繁衍后代的反应罢了。

The enzyme luciferase causes a chemical reaction.

酶荧光素酶引起反应。

It's actually to start a chemical reaction.

为了引发反应。

Other aerosols can host chemical reactions that damage the ozone layer.

其他气溶胶可以主导伤害臭氧层的反应。

Lots of chemical reactions occur here such as respiration.

很多反应都发生在这里，如呼吸作用。

The blue hue is caused by chemical reactions in plankton which produced the blue light.

蓝色荧光由浮游生物产生反应产生的。

The teacher carefully explained each facet of the chemical reaction.

老师仔细解释了反应的各个方面。

Scientists think these chemical reactions could exist on icy moons.

科家认为这反应可能存在于冰冷的卫星上。

The ability to study chemical reactions stage by stage will be equally important.

能够研究反应中的每一步同样很重要。

No chemical reaction occurs when tape is pressed onto a surface.

当胶带被铺展在表面上，没有反应的发生。

And this chemical reaction got a great reaction from the students.

这个反应引起了生们的强烈反响。

In science, a catalyst is a substance that accelerates a chemical reaction.

在科中，催剂一种加速反应的物质。

And they tracked heat flow through the material, to monitor chemical reactions.

然后对通过这一材料的热流进行追踪，以监测反应。

The electricity in our bodies is created by chemical reactions between cells.

我们体内的电由细胞间的反应产生的。

DAC technology uses chemical reactions to remove carbon dioxide from the air.

直接空气碳捕获法技术能够利用反应去除空气中二氧碳。

The cell cytoplasm is the site of the cell's chemical reactions.

细胞质细胞进行反应的场所。

Some of our senses, such as vision, use chemical reactions that take time.

我们的某感官，比如视觉，利用的耗时的反应。

A catalyst is a substance that permits certain chemical reactions to happen.

催剂一种允许某反应发生的物质。

One enzyme can activate a thousand of these chemical reactions in an hour.

一个酶每小时 可激发一千个这种反应。

Inside of that flame, there can be hundreds of chemical reactions taking place.

在一苗火焰中，可能有上百种反应正在进行。