If you think of the many colours, shapes and textures around us, they are all the product of specific and unique chemical reactions.

如果你想想我们周围的许多颜色、形状和质地，它们都是具体而独特的化学反应的产物。

I certainly didn't understand how they even connected really to chemical reactions, much less other disciplines that I was interested in.

我当然不明白它们是如何与化学反应联系起来的，更不用说我感兴趣的其他学科了。

The third technique involves chemical reactions.

第三种技术发生了化学反应。

Our bodies are alive with electro-chemical reactions.

我们身体活着，就伴随着多种化学反应。

A protein that catalyzes chemical reactions in living cells.

在活细胞里催化化学反应的蛋白质。