Ullmann reaction

[化] 乌尔曼反应

🧩 词语组成解析

ullmann
[人名] 厄尔曼
reaction [rɪ'ækʃən]
n. 反应;反作用力;反动;保守;
re向后,相反+act行动+ion名词后缀→反动,反应

🗣️ 情景例句

It looks wonderful.
看起来很好看。
How much do I owe you?
我欠你多少钱?
Fortunately, the shouting woke up my wife who opened the window just as the policeman had started to climb towards me.
幸运得很,这喊声惊醒了我的妻子。就在警察开始向我爬上来时,她打开了窗子。
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🔤 更多 U 开头的单词

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