Graebe-ullman reaction
[机] 格雷伯-乌尔曼反应
🧩 词语组成解析
n. (Ullman)人名；(捷、瑞典、意)乌尔曼；(英)厄尔曼
🗣️ 情景例句
I don't know why I didn't think of it.
我不知道为什么我没有想到这一点。
With pleasure.
很荣幸。
By then, however, in many places the grass had already taken root.
然而到那时，很多地方的草已经生了根。