This is just what happens when hexamethylenediamine meets adipic acid forming another branded polymer, nylon.

这正是六亚甲基二胺遇到己二形成另一种品牌聚物尼龙时发生的情况。

For example, it can respond to decreasing pHs by getting rid of one of the most common acid forming molecules—carbon dioxide— by well, breathing a little more.

例如，它可以依靠多呼吸的方式摆脱最普通的性形成分子，即二氧化碳，从碱值的降低做出反应。