Tosate
對甲苯磺酸基團
??? 情景例句
It's all my fault. I'll try to make it up to you.
這事兒全怪我。 我會盡力補救。
All one's geese are swans.
自吹自擂。
Shrugging my shoulders, I began to walk away when,
我聳聳肩膀掉頭走開了。