Fittig reaction
[化] 费蒂希反应; 维尔茨-费蒂希反应
🧩 词语组成解析
🗣️ 情景例句
I'm really concerned about them,
我真的为他们担心，
How much is the excess baggage charge?
超额行李费多少钱？
The last order didn't work out too well for us.
上回订的货用起来不怎么顺。