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
Nothing available.
没有空房间了。
The greatest fool is he who worries about what he cannot help.
操心无法可想的事是最大的傻瓜。
It's about a time when there were black slaves in North America. It's about their fight for freedom.
（它）讲的是有一段时期，北美洲存在黑奴。影片讲述他们为自由而斗争的情况。