Cannizarization
坎氏处理法(用醇溶钾碱处理醛类)
🗣️ 情景例句
What language do they speak in Japan?
在日本他们说什么语言？
We can't see it very well.
我们不能看得很清楚。
Would you be kind enough to sign our visitors book?
请在来宾簿上签名好吗？