Graebe-ulmann carbazole synthesis
[化] 格雷伯-乌尔曼咔唑合成法
🧩 词语组成解析
n. [化]咔唑
🗣️ 情景例句
What are you going to do?
你打算读什么？
No. Mine is blue.
不是。我的是蓝的。
The Titanic turned just in time, narrowly missing the immense walk of ice which rose over 100 feet out of the water beside her.
“泰坦尼克”这个弯拐得及时，紧贴着高出海面100英尺的巨大的冰墙擦过去。