Knoevenagel reaction
[化] 克内文纳格尔反应
🧩 词语组成解析
🗣️ 情景例句
What a beautiful day!
今天的天气真好！
When you're learning to drive, having a good teacher makes all the difference.
初学驾驶有好的教师指导，差别很大。
Born a free man, he was now in chains.
他生来本是个自由人，如今却戴上了镣铐。