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
Do you have anything that must be claimed?
难道你没需要申报的东西吗？
Do i need a reservation to go by ship?
我坐船去需要预订吗？
I live in a tall building in the middle of the city.What about you?
我住在这个城市中心的一幢高楼里。你呢？