Triarylmethane
三芳基甲烷
🗣️ 情景例句
to open the building for us on the next four weekends.
在往后四个周末开放那座建筑。
What's your nationality?Are you a Chinese?
你的国籍是什么？你是中国人?
One night, however, our vicar work up with a start: the clock was striking the hours!
一天夜里，我们的牧师突然被惊醒了，大钟又在“打点”报时了！