Mannich reaction
[化] 曼尼希反应; 曼尼希缩合反应
🧩 词语组成解析
🗣️ 情景例句
We'll sign two originals, each in the Chinese and English language.
我们将要用中文和英文分别签署两份原件。
Attitudes towards drinking and smoking in the U.S. are, in some ways, very different from those in Asia.
在对烟酒所采取的态度上，美国和亚洲在某些方面是非常不一样的。
They were climbing up the wall of the house and then on to the leaves of the tree.
它们正在顺着房子的外墙往上爬，然后爬上树叶。