Thioformin
硫甲酰素, 羟基甲基甲硫酰胺
🗣️ 情景例句
I don't know why I didn't think of it.
我不知道为什么我没有想到这一点。
It seems he's disappointed.
看起来他好像很失望。
Often the little words have meanings of their own.
这些小词常常都有自己本身的意思。