Succindialdehyde
[化] 琥珀醛; 丁二醛
🗣️ 情景例句
when the dog scratched on the front door.
当那狗在抓前门时。
And also hope you will be able to make unique contribution to the economy of both countries.
同时期望你们为中美两国经济做出卓越的贡献。
Do you usually buy in large quantities?
你们的订购量通常都很大吗？