Photodimerization
光二聚
🗣️ 情景例句
I would like to open a checking account.
我想开一个支票户头。
We look forward to your quotations for the arts and crafts which we are interested in.
希望贵方对我们感兴趣的工艺品报一下价。
I don't like to be late. We begin classes at 8:00.
我不喜欢迟到。我们八点上课。