Quaternization
(=quaternarization)季铵化作用, 成季碱反应
🗣️ 情景例句
That's why the new community center is a good idea.
这就是为什么说新的社区中心是个好主意。
A fault confessed is half redressed.
承认错误，等于改正一半。
What a delicious supper! Next time you must come to us.
多好吃的一顿饭呀！下次你要到我们家作客啊！