Polyhydroxylation
多羟基化反应
🗣️ 情景例句
The cradle will fall,
摇篮会掉落
There isn't much room for doubt in this matter.
关于这件事，不大有质疑余地。
Let us suppose that a child suddenly crosses the road in front of you.
让我们假设一个小孩子突然在你前面穿过马路。