Quaternization
(=quaternarization)季铵化作用, 成季碱反应
🗣️ 情景例句
I know. I like her.
我知道。我喜欢她。
Straightforward communication is usually more appreciated.
坦率地交流常常更值得推崇。
There is only one difference between an old man and a young one:
老年人和年轻人之间仅仅有一个不同：