伴着清晨的一缕阳光,我们从梦中醒来。打开一袋豆浆,吃着刚刚买来的油条,就着冰箱保鲜盒里刚刚腌好的泡菜。仅仅一个平凡的早上,我们便已生活在一个充满了化学的世界。我们使用的食品包装袋与保鲜盒材料多为高度聚乙烯;我们吃的油条是由酵母发酵而成,酵母菌在面团里繁殖分泌酵素(主要是分糖化酶和酒化酶),使一小部分淀粉变成葡萄糖,又由葡萄糖变成乙醇,并产生二氧化碳气体,产生膨胀;泡菜则是由盐腌制而成, With a ray of sunshine in the morning, we wake up from our dreams. Open a bag of soy milk, eat the fritters just bought, on the refrigerator crisper just pickled pickles. Just an ordinary morning, we have lived in a world full of chemistry. We use food packaging bags and crisper materials are mostly high polyethylene; we eat fritters are made by the fermentation of yeast, yeast in the dough in the secretion of enzymes (mainly saccharifying enzymes and alcohol enzymes), so that a small Part of the starch into glucose, but also by the glucose into ethanol, and produce carbon dioxide gas, resulting in expansion; pickled cabbage is made of salt,