Dithiourethane
[化] 二硫代氨基甲酸乙酯
🗣️ 情景例句
I never realized that.
我从来没有意识到这点。
What's your wholesale price on this item?
这种产品你们的批发价是多少呢？
There is only one difference between an old man and a young one:
老年人和年轻人之间仅仅有一个不同：