Dimethylethynylcarbinol
二甲基乙炔基原醇
🗣️ 情景例句
Sorry, I'm afraid I'm busy tonight.
很抱歉，恐怕我今晚没空。
How can you possibly suppose that there is only one true religion?
你怎么能推测真正的宗教只有一种呢？
I'm very well, thank you.And you?
很好，谢谢你。你好吗？