Tosate
对甲苯磺酸基团
🗣️ 情景例句
Did she mention when she would arrive?
她说过什么时候到吗？
She seldom eats breakfase.
她很少吃早餐。
Very strange. It was my first earthquake, you see, and I didn't know what was happening.
很奇怪。那是我第一次经历地震，你瞧，我当时还不知道发生了什么事。