n.[化]羟基；氢氧根
Both the free hydroxyl groups readily undergo esterification. 两个自由羟基，都容易酯化。
Hydroxyl has an extremely oxidizing nature. 氢氧基具有极强的氧化特性。
It will be more susceptible to attack by hydroxyl ion. 它更容易被氢氧根离子所作用。
n.羟胺
