Naddc
[化] 二乙氨基二硫代甲酸钠
🗣️ 情景例句
Is it possible for you to go into it in more details?
能否解释得更详细一点？
You won't believe it,but it was really cheap.
你不会相信的，但这条裤子确实很便宜。
Is this your first order?
您这是第一次订货吧？