Quaternarization
[化] 季铵化作用; 门秀金反应
🗣️ 情景例句
The sketches for the cover of the new doll book?
是新玩具书的封面设计吗？
Kill the goose that laid the golden egg.
杀鸡取蛋
You will have to wait and see.
你得等一等看。