Biformyl
[化] 乙二醛
🗣️ 情景例句
Thank you for going out with me. I had a very nice time.
谢谢你陪我出来。我过得很愉快。
It's a shame this restaurant is so expensive.
太遗憾了，这家餐馆太贵了。
We're going to meet here, outside the school gate, at two o'clock.
我们打算两点钟在校门外见面。