Methylolation
[化] 羟甲基化
🗣️ 情景例句
I want to buy an engagement ring for my fiancée.
我想为我的未婚妻买一枚订婚戒指。
He that hath time hath life.
有时间，就有生活。
A team of pot-holers recently went down the Gouffre Berger.
最近，一队洞穴探险者下到了高弗。伯杰洞里。