Biformyl
[化] 乙二醛
🗣️ 情景例句
How can you do business with the americans? You'll need to improve your English first.
你怎么能与美国人做生意？你得先提高自己的英文水平。
It's a quiet city.
这是一个安静的城市。
Hi, Li Lei! Nice to see you again!
你好，李磊！又见到你了，真高兴！