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
But I am thinking about myself.
但我就是在为自己着想呀。
Don't swap horses when crossing a stream.
行至中流不换马；危难之时不宜作大变动。
If I place an order now, when would you be able to ship it?
如果现在下单子，什么时候可以出货？