Epoxidation
[有化]环氧化作用
🗣️ 情景例句
He's stepped out of the office for a little while.
他离开办公室刚一会儿。
Gentlemen! Can't you agree on anything?
先生们，可否赞成一项？
I'm afraid I don't understand.
恐怕我还不明白您的意思。