Polyhydroxylation
多羟基化反应
🗣️ 情景例句
Richard and I will put them into the envelopes.
我和Richard把它们放进信封。
Oppression maketh a wise man mad.
人处压迫下，聪明也会疯。
I don't understand! What do you mean? asked Mrs Brown.
“我不懂！你说的是什么意思？”布朗夫人问道。